diff --git a/binaries/data/mods/public/art/actors/geology/stone_savanna_furrowed_cliff.xml b/binaries/data/mods/public/art/actors/geology/stone_savanna_furrowed_cliff.xml
index 6d6c2c2db9..0357180a05 100644
--- a/binaries/data/mods/public/art/actors/geology/stone_savanna_furrowed_cliff.xml
+++ b/binaries/data/mods/public/art/actors/geology/stone_savanna_furrowed_cliff.xml
@@ -32,5 +32,5 @@
       </textures>
     </variant>
   </group>
-  <material>rock_norm_spec_ao.xml</material>
+  <material>rock_norm_strong_spec_ao.xml</material>
 </actor>
diff --git a/binaries/data/mods/public/art/actors/geology/stone_savanna_red_furrowed_cliff.xml b/binaries/data/mods/public/art/actors/geology/stone_savanna_red_furrowed_cliff.xml
index 5b6caa8233..5208fd85fd 100644
--- a/binaries/data/mods/public/art/actors/geology/stone_savanna_red_furrowed_cliff.xml
+++ b/binaries/data/mods/public/art/actors/geology/stone_savanna_red_furrowed_cliff.xml
@@ -12,5 +12,5 @@
       </textures>
     </variant>
   </group>
-  <material>rock_norm_spec_ao.xml</material>
+  <material>rock_norm_strong_spec_ao.xml</material>
 </actor>
diff --git a/binaries/data/mods/public/art/materials/rock_norm_strong_spec_ao.xml b/binaries/data/mods/public/art/materials/rock_norm_strong_spec_ao.xml
new file mode 100644
index 0000000000..568204fb7c
--- /dev/null
+++ b/binaries/data/mods/public/art/materials/rock_norm_strong_spec_ao.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<material>
+  <alternative material="rock_norm_spec.xml" quality="8"/>
+  <define name="USE_PLAYERCOLOR" value="0"/>
+  <required_texture name="baseTex"/>
+  <required_texture name="normTex" define="USE_NORMAL_MAP"/>
+  <required_texture name="specTex" define="USE_SPECULAR_MAP"/>
+  <required_texture name="aoTex" define="USE_AO"/>
+  <shader effect="model"/>
+  <uniform name="effectSettings" value="4.0 4.0 0.0075"/>
+</material>