diff --git a/Resources/Prototypes/Nuclear14/Entities/Structures/Walls/rock.yml b/Resources/Prototypes/Nuclear14/Entities/Structures/Walls/rock.yml
index 52c0f946284..ef5442be7c6 100644
--- a/Resources/Prototypes/Nuclear14/Entities/Structures/Walls/rock.yml
+++ b/Resources/Prototypes/Nuclear14/Entities/Structures/Walls/rock.yml
@@ -131,7 +131,7 @@
           state: rock_asteroid_north
         - map: [ "enum.EdgeLayer.West" ]
           state: rock_asteroid_west
-        - state: rock_Steel
+        - state: rock_tin
 
 - type: entity
   id: N14RockGreyUranium
@@ -356,7 +356,7 @@
           state: rock_north
         - map: [ "enum.EdgeLayer.West" ]
           state: rock_west
-        - state: rock_Steel
+        - state: rock_tin
 
 - type: entity
   id: N14WallRockUranium
@@ -510,7 +510,7 @@
           state: rock_wall_north
         - map: [ "enum.EdgeLayer.West" ]
           state: rock_wall_west
-        - state: rock_Steel
+        - state: rock_tin
 
 - type: entity
   id: N14WallRockBasaltUranium
@@ -664,7 +664,7 @@
           state: rock_sand_north
         - map: [ "enum.EdgeLayer.West" ]
           state: rock_sand_west
-        - state: rock_Steel
+        - state: rock_tin
 
 - type: entity
   id: N14WallRockSandUranium
@@ -818,7 +818,7 @@
           state: rock_andesite_north
         - map: [ "enum.EdgeLayer.West" ]
           state: rock_andesite_west
-        - state: rock_Steel
+        - state: rock_tin
 
 - type: entity
   id: N14WallRockAndesiteUranium