diff --git a/assets/textures/blue-fence.material b/assets/textures/blue-fence.material
index 26740f7..9b2f175 100644
--- a/assets/textures/blue-fence.material
+++ b/assets/textures/blue-fence.material
@@ -3,4 +3,5 @@ type = "StandardMaterial"
 
 [material]
 base_color_texture = "blue-fence.png"
-alpha_mode = { Mask = 0.5 }
\ No newline at end of file
+alpha_mode = { Mask = 0.5 }
+perceptual_roughness =  1.0
diff --git a/assets/textures/fence.material b/assets/textures/fence.material
index 94572d7..e819835 100644
--- a/assets/textures/fence.material
+++ b/assets/textures/fence.material
@@ -3,4 +3,5 @@ type = "StandardMaterial"
 
 [material]
 base_color_texture = "fence.png"
-alpha_mode = { Mask = 0.5 }
\ No newline at end of file
+alpha_mode = { Mask = 0.5 }
+perceptual_roughness =  1.0
diff --git a/assets/textures/water.material b/assets/textures/water.material
index 05b12ca..d65eda6 100644
--- a/assets/textures/water.material
+++ b/assets/textures/water.material
@@ -5,3 +5,4 @@ type = "StandardMaterial"
 base_color_texture = "water.png"
 unlit = true
 alpha_mode = "Add"
+perceptual_roughness =  1.0