diff --git a/binaries/data/mods/public/art/actors/fauna/deer.xml b/binaries/data/mods/public/art/actors/fauna/deer.xml
index 5dd8990007..64c0e9fb73 100644
--- a/binaries/data/mods/public/art/actors/fauna/deer.xml
+++ b/binaries/data/mods/public/art/actors/fauna/deer.xml
@@ -4,40 +4,45 @@
   <castshadow/>
 
   <group>
-    <variant frequency="1" name="male">
+    <variant frequency="100" name="base">
       <animations>
         <animation file="quadraped/deer_idle_01.dae" name="idle" speed="20"/>
         <animation file="quadraped/deer_idle_02.dae" name="idle" speed="20"/>
         <animation file="quadraped/deer_idle_03.dae" name="idle" speed="20"/>
-        <animation file="quadraped/deer_idle_04.dae" name="idle" speed="20"/>
-        <animation file="quadraped/deer_death_01.dae" name="death" speed="40"/>
-        <animation file="quadraped/deer_walk_01.dae" name="walk" speed="20"/>
-        <animation file="quadraped/deer_walk_02.dae" name="walk" speed="20"/>
-        <animation file="quadraped/deer_run_01.dae" name="run" speed="15"/>
+        <animation file="quadraped/deer_walk_01.dae" name="walk" speed="40"/>
+        <animation file="quadraped/deer_run_01.dae" name="run" speed="20"/>
         <animation file="quadraped/deer_attack_01.dae" name="melee" speed="20"/>
       </animations>
       <mesh>skeletal/deer_mesh.dae</mesh>
-      <props>
-        <prop actor="props/fauna/deer_antlers.xml" attachpoint="antler"/>
-      </props>
-      <texture>skeletal/animal_deer.dds</texture>
-    </variant>
-    <variant frequency="5" name="female">
-      <animations>
-        <animation file="quadraped/deer_idle_01.dae" name="idle" speed="5"/>
-        <animation file="quadraped/deer_idle_02.dae" name="idle" speed="5"/>
-        <animation file="quadraped/deer_idle_03.dae" name="idle" speed="5"/>
-        <animation file="quadraped/deer_idle_04.dae" name="idle" speed="5"/>
-        <animation file="quadraped/deer_death_02.dae" name="death" speed="40"/>
-        <animation file="quadraped/deer_walk_01.dae" name="walk" speed="20"/>
-        <animation file="quadraped/deer_walk_02.dae" name="walk" speed="20"/>
-        <animation file="quadraped/deer_run_01.dae" name="run" speed="15"/>
-        <animation file="quadraped/deer_attack_01.dae" name="melee" speed="20"/>
-        <animation name=""/>
-      </animations>
-      <mesh>skeletal/deer_mesh.dae</mesh>
       <texture>skeletal/animal_deer.dds</texture>
     </variant>
   </group>
 
+  <group>
+    <variant frequency="1" name="male">
+      <animations>
+        <animation file="quadraped/deer_death_01.dae" name="death" speed="40"/>
+      </animations>
+      <props>
+        <prop actor="props/fauna/deer_antlers.xml" attachpoint="antler"/>
+      </props>
+    </variant>
+    <variant frequency="5" name="female">
+      <animations>
+        <animation file="quadraped/deer_death_02.dae" name="death" speed="40"/>
+      </animations>
+    </variant>
+  </group>
+
+  <group>
+    <variant frequency="100" name="normal">
+    </variant>
+    <variant frequency="0" name="feeding">
+      <animations>
+        <animation file="quadraped/deer_idle_04.dae" name="idle" speed="20"/>
+        <animation file="quadraped/deer_walk_02.dae" name="walk" speed="20"/>
+      </animations>
+    </variant>
+  </group>
+
 </actor>
diff --git a/binaries/data/mods/public/simulation/components/AnimalAI.js b/binaries/data/mods/public/simulation/components/AnimalAI.js
index 0958ca2a37..64ffa3884d 100644
--- a/binaries/data/mods/public/simulation/components/AnimalAI.js
+++ b/binaries/data/mods/public/simulation/components/AnimalAI.js
@@ -10,6 +10,12 @@ AnimalAI.prototype.Schema =
 			"<value a:help='Will never attack units'>passive</value>" +
 			"<value a:help='Will never attack units. Will typically attempt to flee for short distances when units approach'>skittish</value>" +
 		"</choice>" +
+	"</element>" +
+	"<element name='RoamDistance'>" +
+		"<ref name='positiveDecimal'/>" +
+	"</element>" +
+	"<element name='FleeDistance'>" +
+		"<ref name='positiveDecimal'/>" +
 	"</element>";
 
 var AnimalFsmSpec = {
@@ -18,7 +24,7 @@ var AnimalFsmSpec = {
 
 		"ResourceGather": function(msg) {
 			// If someone's carving chunks of meat off us, then run away
-			this.MoveAwayFrom(msg.gatherer, 12);
+			this.MoveAwayFrom(msg.gatherer, +this.template.FleeDistance);
 			this.SetNextState("FLEEING");
 			this.PlaySound("panic");
 		},
@@ -26,8 +32,8 @@ var AnimalFsmSpec = {
 		"ROAMING": {
 			"enter": function() {
 				// Walk in a random direction
-				this.SelectAnimation("walk", false);
-				this.MoveRandomly();
+				this.SelectAnimation("walk", false, this.GetWalkSpeed());
+				this.MoveRandomly(+this.template.RoamDistance);
 				// Set a random timer to switch to feeding state
 				this.StartTimer(RandomInt(2000, 8000));
 			},
@@ -41,14 +47,14 @@ var AnimalFsmSpec = {
 			},
 
 			"MoveStopped": function() {
-				this.MoveRandomly();
+				this.MoveRandomly(+this.template.RoamDistance);
 			},
 		},
 
 		"FEEDING": {
 			"enter": function() {
 				// Stop and eat for a while
-				this.SelectAnimation("idle");
+				this.SelectAnimation("feeding");
 				this.StopMoving();
 				this.StartTimer(RandomInt(1000, 4000));
 			},
@@ -67,13 +73,14 @@ var AnimalFsmSpec = {
 		"FLEEING": {
 			"enter": function() {
 				// Run quickly
-				this.SelectAnimation("run", false);
-				this.SetMoveSpeedFactor(6.0);
+				var speed = this.GetRunSpeed();
+				this.SelectAnimation("run", false, speed);
+				this.SetMoveSpeed(speed);
 			},
 
 			"leave": function() {
 				// Reset normal speed
-				this.SetMoveSpeedFactor(1.0);
+				this.SetMoveSpeed(this.GetWalkSpeed());
 			},
 
 			"MoveStopped": function() {
@@ -95,7 +102,7 @@ AnimalAI.prototype.Init = function()
 
 AnimalAI.prototype.OnCreate = function()
 {
-	AnimalFsm.Init(this, "SKITTISH.ROAMING");
+	AnimalFsm.Init(this, "SKITTISH.FEEDING");
 };
 
 AnimalAI.prototype.SetNextState = function(state)
@@ -139,6 +146,18 @@ AnimalAI.prototype.TimerHandler = function(data, lateness)
 
 // Functions to be called by the FSM:
 
+AnimalAI.prototype.GetWalkSpeed = function()
+{
+	var cmpMotion = Engine.QueryInterface(this.entity, IID_UnitMotion);
+	return cmpMotion.GetWalkSpeed();
+};
+
+AnimalAI.prototype.GetRunSpeed = function()
+{
+	var cmpMotion = Engine.QueryInterface(this.entity, IID_UnitMotion);
+	return cmpMotion.GetRunSpeed();
+};
+
 AnimalAI.prototype.PlaySound = function(name)
 {
 	PlaySound(name, this.entity);
@@ -169,7 +188,7 @@ AnimalAI.prototype.SelectAnimation = function(name, once, speed, sound)
 	cmpVisual.SelectAnimation(name, once, speed, soundgroup);
 };
 
-AnimalAI.prototype.MoveRandomly = function()
+AnimalAI.prototype.MoveRandomly = function(distance)
 {
 	// We want to walk in a random direction, but avoid getting stuck
 	// in obstacles or narrow spaces.
@@ -189,7 +208,6 @@ AnimalAI.prototype.MoveRandomly = function()
 
 	var pos = cmpPosition.GetPosition();
 
-	var distance = 4;
 	var jitter = 0.5;
 
 	// Randomly adjust the range's center a bit, so we tend to prefer
@@ -213,10 +231,10 @@ AnimalAI.prototype.StopMoving = function()
 	cmpMotion.StopMoving();
 };
 
-AnimalAI.prototype.SetMoveSpeedFactor = function(factor)
+AnimalAI.prototype.SetMoveSpeed = function(speed)
 {
 	var cmpMotion = Engine.QueryInterface(this.entity, IID_UnitMotion);
-	cmpMotion.SetSpeedFactor(factor);
+	cmpMotion.SetSpeed(speed);
 };
 
 AnimalAI.prototype.StartTimer = function(interval, data)
diff --git a/binaries/data/mods/public/simulation/components/UnitAI.js b/binaries/data/mods/public/simulation/components/UnitAI.js
index 284b0d3d9c..d65b246f19 100644
--- a/binaries/data/mods/public/simulation/components/UnitAI.js
+++ b/binaries/data/mods/public/simulation/components/UnitAI.js
@@ -37,15 +37,7 @@ function UnitAI() {}
 UnitAI.prototype.Schema =
 	"<a:help>Controls the unit's movement, attacks, etc, in response to commands from the player.</a:help>" +
 	"<a:example/>" +
-	"<element name='NaturalBehaviour' a:help='Behaviour of the unit in the absence of player commands (intended for animals)'>" + // TODO: implement this
-		"<choice>" +
-			"<value a:help='Will actively attack any unit it encounters, even if not threatened'>violent</value>" +
-			"<value a:help='Will attack nearby units if it feels threatened (if they linger within LOS for too long)'>aggressive</value>" +
-			"<value a:help='Will attack nearby units if attacked'>defensive</value>" +
-			"<value a:help='Will never attack units'>passive</value>" +
-			"<value a:help='Will never attack units. Will typically attempt to flee for short distances when units approach'>skittish</value>" +
-		"</choice>" +
-	"</element>";
+	"<empty/>";
 
 UnitAI.prototype.Init = function()
 {
diff --git a/binaries/data/mods/public/simulation/templates/gaia/fauna_chicken.xml b/binaries/data/mods/public/simulation/templates/gaia/fauna_chicken.xml
index c6448f9fd5..a6a34f5060 100644
--- a/binaries/data/mods/public/simulation/templates/gaia/fauna_chicken.xml
+++ b/binaries/data/mods/public/simulation/templates/gaia/fauna_chicken.xml
@@ -16,12 +16,14 @@
     <Height>1.5</Height>
   </Footprint>
   <AnimalAI>
-    <NaturalBehaviour>skittish</NaturalBehaviour>
+    <RoamDistance>4.0</RoamDistance>
+    <FleeDistance>12.0</FleeDistance>
   </AnimalAI>
   <UnitMotion>
-    <WalkSpeed>1</WalkSpeed>
-    <PassabilityClass>default</PassabilityClass>
-    <CostClass>default</CostClass>
+    <WalkSpeed>1.0</WalkSpeed>
+    <Run>
+      <Speed>6.0</Speed>
+    </Run>
   </UnitMotion>
   <Sound>
     <SoundGroups>
diff --git a/binaries/data/mods/public/simulation/templates/gaia/fauna_deer.xml b/binaries/data/mods/public/simulation/templates/gaia/fauna_deer.xml
index 61a0f06206..b76f69e6f1 100644
--- a/binaries/data/mods/public/simulation/templates/gaia/fauna_deer.xml
+++ b/binaries/data/mods/public/simulation/templates/gaia/fauna_deer.xml
@@ -5,9 +5,9 @@
     <SpecificName>Deer</SpecificName>
   </Identity>
   <UnitMotion>
-    <WalkSpeed>5.0</WalkSpeed>
+    <WalkSpeed>2.0</WalkSpeed>
     <Run>
-      <Speed>12.0</Speed>
+      <Speed>10.0</Speed>
       <Range>600.0</Range>
       <RangeMin>5.0</RangeMin>
     </Run>
@@ -15,4 +15,8 @@
   <VisualActor>
     <Actor>fauna/deer.xml</Actor>
   </VisualActor>
+  <AnimalAI>
+    <RoamDistance>8.0</RoamDistance>
+    <FleeDistance>32.0</FleeDistance>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit.xml b/binaries/data/mods/public/simulation/templates/template_unit.xml
index 7f0f67f59a..112de4459e 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit.xml
@@ -7,9 +7,7 @@
   <Minimap>
     <Type>unit</Type>
   </Minimap>
-  <UnitAI>
-    <NaturalBehaviour>passive</NaturalBehaviour>
-  </UnitAI>
+  <UnitAI/>
   <Cost>
     <Population>1</Population>
     <Resources>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna.xml
index 5aba766538..3454dd588d 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna.xml
@@ -16,4 +16,15 @@
     <Circle radius="1.0"/>
     <Height>2.5</Height>
   </Footprint>
+  <UnitMotion>
+    <WalkSpeed>2.0</WalkSpeed>
+    <Run>
+      <Speed>6.0</Speed>
+    </Run>
+  </UnitMotion>
+  <UnitAI disable=""/>
+  <AnimalAI>
+    <RoamDistance>4.0</RoamDistance>
+    <FleeDistance>12.0</FleeDistance>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_breed_passive.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_breed_passive.xml
index 9bedf79809..c0064a0745 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_breed_passive.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_breed_passive.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_breed">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>passive</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_herd_passive.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_herd_passive.xml
index 15d6927d22..530e979b30 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_herd_passive.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_herd_passive.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_herd">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>passive</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_aggressive.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_aggressive.xml
index 1c9eb30ed3..ee8949679f 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_aggressive.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_aggressive.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_hunt">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>aggressive</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_defensive.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_defensive.xml
index e4969a8376..37bf7b438b 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_defensive.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_defensive.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_hunt">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>defensive</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_passive.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_passive.xml
index f5aee67c91..3ba6cf8fcf 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_passive.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_passive.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_hunt">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>passive</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_skittish.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_skittish.xml
index 4e6b672730..5041f72dbb 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_skittish.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_skittish.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_hunt">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>skittish</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_violent.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_violent.xml
index 899335b614..a894caf37e 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_violent.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_hunt_violent.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_hunt">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>violent</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_aggressive.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_aggressive.xml
index 42dd3423a5..e151926438 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_aggressive.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_aggressive.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_wild">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>violent</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_defensive.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_defensive.xml
index 29d6320627..a37f8ea63a 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_defensive.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_defensive.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_wild">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>defensive</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_passive.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_passive.xml
index 5beb3c57d4..4c893034c2 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_passive.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_passive.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_wild">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>passive</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_violent.xml b/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_violent.xml
index 42dd3423a5..e151926438 100644
--- a/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_violent.xml
+++ b/binaries/data/mods/public/simulation/templates/template_unit_fauna_wild_violent.xml
@@ -2,7 +2,7 @@
 <Entity parent="template_unit_fauna_wild">
   <Identity>
   </Identity>
-  <UnitAI>
+  <AnimalAI>
     <NaturalBehaviour>violent</NaturalBehaviour>
-  </UnitAI>
+  </AnimalAI>
 </Entity>
diff --git a/source/simulation2/components/CCmpUnitMotion.cpp b/source/simulation2/components/CCmpUnitMotion.cpp
index 0f3ab6d478..a0e0a86934 100644
--- a/source/simulation2/components/CCmpUnitMotion.cpp
+++ b/source/simulation2/components/CCmpUnitMotion.cpp
@@ -214,9 +214,9 @@ public:
 		return m_RunSpeed;
 	}
 
-	virtual void SetSpeedFactor(fixed factor)
+	virtual void SetSpeed(fixed speed)
 	{
-		m_Speed = m_WalkSpeed.Multiply(factor);
+		m_Speed = speed;
 	}
 
 	virtual void SetDebugOverlay(bool enabled)
diff --git a/source/simulation2/components/ICmpUnitMotion.cpp b/source/simulation2/components/ICmpUnitMotion.cpp
index 418e719c1b..1118bfc1eb 100644
--- a/source/simulation2/components/ICmpUnitMotion.cpp
+++ b/source/simulation2/components/ICmpUnitMotion.cpp
@@ -27,6 +27,8 @@ DEFINE_INTERFACE_METHOD_3("IsInAttackRange", bool, ICmpUnitMotion, IsInAttackRan
 DEFINE_INTERFACE_METHOD_3("MoveToAttackRange", bool, ICmpUnitMotion, MoveToAttackRange, entity_id_t, entity_pos_t, entity_pos_t)
 DEFINE_INTERFACE_METHOD_4("MoveToPointRange", bool, ICmpUnitMotion, MoveToPointRange, entity_pos_t, entity_pos_t, entity_pos_t, entity_pos_t)
 DEFINE_INTERFACE_METHOD_0("StopMoving", void, ICmpUnitMotion, StopMoving)
-DEFINE_INTERFACE_METHOD_1("SetSpeedFactor", void, ICmpUnitMotion, SetSpeedFactor, fixed)
+DEFINE_INTERFACE_METHOD_1("SetSpeed", void, ICmpUnitMotion, SetSpeed, fixed)
+DEFINE_INTERFACE_METHOD_0("GetWalkSpeed", fixed, ICmpUnitMotion, GetWalkSpeed)
+DEFINE_INTERFACE_METHOD_0("GetRunSpeed", fixed, ICmpUnitMotion, GetRunSpeed)
 DEFINE_INTERFACE_METHOD_1("SetDebugOverlay", void, ICmpUnitMotion, SetDebugOverlay, bool)
 END_INTERFACE_WRAPPER(UnitMotion)
diff --git a/source/simulation2/components/ICmpUnitMotion.h b/source/simulation2/components/ICmpUnitMotion.h
index 7fe0b60cb3..e8b7013716 100644
--- a/source/simulation2/components/ICmpUnitMotion.h
+++ b/source/simulation2/components/ICmpUnitMotion.h
@@ -71,9 +71,9 @@ public:
 	virtual void StopMoving() = 0;
 
 	/**
-	 * Set the current movement speed to be the default multiplied by the given factor.
+	 * Set the current movement speed.
 	 */
-	virtual void SetSpeedFactor(fixed factor) = 0;
+	virtual void SetSpeed(fixed speed) = 0;
 
 	/**
 	 * Get the default speed that this unit will have when walking, in metres per second.