diff --git a/binaries/data/mods/public/simulation/templates/other/palisades_angle_spike.xml b/binaries/data/mods/public/simulation/templates/other/palisades_angle_spike.xml
index 9e53d3dff1..b23c6d1cc3 100644
--- a/binaries/data/mods/public/simulation/templates/other/palisades_angle_spike.xml
+++ b/binaries/data/mods/public/simulation/templates/other/palisades_angle_spike.xml
@@ -19,7 +19,7 @@
     <History>A cheap, quick defensive spike</History>
   </Identity>
   <Obstruction>
-    <Static width="3.5" depth="1.0"/>
+    <Static width="3.5" depth="1.5"/>
   </Obstruction>
   <TerritoryDecay disable=""/>
   <TerritoryInfluence disable=""/>
diff --git a/binaries/data/mods/public/simulation/templates/units/ptol_mechanical_siege_polybolos_common.xml b/binaries/data/mods/public/simulation/templates/units/ptol_mechanical_siege_polybolos_common.xml
deleted file mode 100644
index 186ba21ee3..0000000000
--- a/binaries/data/mods/public/simulation/templates/units/ptol_mechanical_siege_polybolos_common.xml
+++ /dev/null
@@ -1,15 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Entity parent="template_unit_mechanical_siege_ballista">
-  <Attack>
-    <Ranged>
- <RepeatTime>4000</RepeatTime>
-  <PrepareTime>2400</PrepareTime>   </Ranged>
-  </Attack>
-  <Identity>
-    <Civ>ptol</Civ>
-    <SpecificName>Polybolos</SpecificName>
-  </Identity>
-  <Obstruction>
-    <Unit radius="3.0"/>
-  </Obstruction>
-</Entity>
diff --git a/binaries/data/mods/public/simulation/templates/units/ptol_mechanical_siege_polybolos_unpacked.xml b/binaries/data/mods/public/simulation/templates/units/ptol_mechanical_siege_polybolos_unpacked.xml
index 972b7768ff..64d6eddb2f 100644
--- a/binaries/data/mods/public/simulation/templates/units/ptol_mechanical_siege_polybolos_unpacked.xml
+++ b/binaries/data/mods/public/simulation/templates/units/ptol_mechanical_siege_polybolos_unpacked.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Entity parent="units/ptol_mechanical_siege_polybolos_common">
+<Entity parent="special_units/ptol_mechanical_siege_polybolos_common">
   <Identity>
     <Icon>units/hele_mechanical_siege_oxybeles.png</Icon>
   </Identity>