diff --git a/binaries/data/mods/public/art/materials/terrain_normstrong_spec.xml b/binaries/data/mods/public/art/materials/terrain_normstrong_spec.xml
index abafc3562e..2c313612f2 100644
--- a/binaries/data/mods/public/art/materials/terrain_normstrong_spec.xml
+++ b/binaries/data/mods/public/art/materials/terrain_normstrong_spec.xml
@@ -5,5 +5,5 @@
   <required_texture name="normTex" define="USE_NORMAL_MAP"/>
   <required_texture name="specTex" define="USE_SPECULAR_MAP"/>
   <shader effect="terrain_base"/>
-  <uniform name="effectSettings" value="1.5 15.0 0.0"/>
+  <uniform name="effectSettings" value="1.2 15.0 0.0"/>
 </material>
diff --git a/binaries/data/mods/public/art/materials/terrain_normweak_spec.xml b/binaries/data/mods/public/art/materials/terrain_normweak_spec.xml
index 6727dd0aa4..7cda529c08 100644
--- a/binaries/data/mods/public/art/materials/terrain_normweak_spec.xml
+++ b/binaries/data/mods/public/art/materials/terrain_normweak_spec.xml
@@ -5,5 +5,5 @@
   <required_texture name="normTex" define="USE_NORMAL_MAP"/>
   <required_texture name="specTex" define="USE_SPECULAR_MAP"/>
   <shader effect="terrain_base"/>
-  <uniform name="effectSettings" value="0.25 15.0 0.0"/>
+  <uniform name="effectSettings" value="0.8 15.0 0.0"/>
 </material>