diff --git a/common-files/src/main/resources/mappings.yml b/common-files/src/main/resources/mappings.yml
index 4f48d9546..2393811ea 100644
--- a/common-files/src/main/resources/mappings.yml
+++ b/common-files/src/main/resources/mappings.yml
@@ -3932,22 +3932,22 @@ minecraft:petrified_oak_slab[type=bottom,waterlogged=true]: minecraft:oak_slab[t
 minecraft:petrified_oak_slab[type=top,waterlogged=true]: minecraft:oak_slab[type=top,waterlogged=true]
 
 $$>=1.20.3#slab:
-  minecraft:waxed_cut_copper_slab[type=bottom,waterlogged=false]: minecraft:cut_copper_slab[type=bottom,waterlogged=false]
-  minecraft:waxed_cut_copper_slab[type=top,waterlogged=false]: minecraft:cut_copper_slab[type=top,waterlogged=false]
-  minecraft:waxed_cut_copper_slab[type=bottom,waterlogged=true]: minecraft:cut_copper_slab[type=bottom,waterlogged=true]
-  minecraft:waxed_cut_copper_slab[type=top,waterlogged=true]: minecraft:cut_copper_slab[type=top,waterlogged=true]
-  minecraft:waxed_exposed_cut_copper_slab[type=bottom,waterlogged=false]: minecraft:exposed_cut_copper_slab[type=bottom,waterlogged=false]
-  minecraft:waxed_exposed_cut_copper_slab[type=top,waterlogged=false]: minecraft:exposed_cut_copper_slab[type=top,waterlogged=false]
-  minecraft:waxed_exposed_cut_copper_slab[type=bottom,waterlogged=true]: minecraft:exposed_cut_copper_slab[type=bottom,waterlogged=true]
-  minecraft:waxed_exposed_cut_copper_slab[type=top,waterlogged=true]: minecraft:exposed_cut_copper_slab[type=top,waterlogged=true]
-  minecraft:waxed_weathered_cut_copper_slab[type=bottom,waterlogged=false]: minecraft:weathered_cut_copper_slab[type=bottom,waterlogged=false]
-  minecraft:waxed_weathered_cut_copper_slab[type=top,waterlogged=false]: minecraft:weathered_cut_copper_slab[type=top,waterlogged=false]
-  minecraft:waxed_weathered_cut_copper_slab[type=bottom,waterlogged=true]: minecraft:weathered_cut_copper_slab[type=bottom,waterlogged=true]
-  minecraft:waxed_weathered_cut_copper_slab[type=top,waterlogged=true]: minecraft:weathered_cut_copper_slab[type=top,waterlogged=true]
-  minecraft:waxed_oxidized_cut_copper_slab[type=bottom,waterlogged=false]: minecraft:oxidized_cut_copper_slab[type=bottom,waterlogged=false]
-  minecraft:waxed_oxidized_cut_copper_slab[type=top,waterlogged=false]: minecraft:oxidized_cut_copper_slab[type=top,waterlogged=false]
-  minecraft:waxed_oxidized_cut_copper_slab[type=bottom,waterlogged=true]: minecraft:oxidized_cut_copper_slab[type=bottom,waterlogged=true]
-  minecraft:waxed_oxidized_cut_copper_slab[type=top,waterlogged=true]: minecraft:oxidized_cut_copper_slab[type=top,waterlogged=true]
+  minecraft:cut_copper_slab[type=bottom,waterlogged=false]: minecraft:waxed_cut_copper_slab[type=bottom,waterlogged=false]
+  minecraft:cut_copper_slab[type=top,waterlogged=false]: minecraft:waxed_cut_copper_slab[type=top,waterlogged=false]
+  minecraft:cut_copper_slab[type=bottom,waterlogged=true]: minecraft:waxed_cut_copper_slab[type=bottom,waterlogged=true]
+  minecraft:cut_copper_slab[type=top,waterlogged=true]: minecraft:waxed_cut_copper_slab[type=top,waterlogged=true]
+  minecraft:exposed_cut_copper_slab[type=bottom,waterlogged=false]: minecraft:waxed_exposed_cut_copper_slab[type=bottom,waterlogged=false]
+  minecraft:exposed_cut_copper_slab[type=top,waterlogged=false]: minecraft:waxed_exposed_cut_copper_slab[type=top,waterlogged=false]
+  minecraft:exposed_cut_copper_slab[type=bottom,waterlogged=true]: minecraft:waxed_exposed_cut_copper_slab[type=bottom,waterlogged=true]
+  minecraft:exposed_cut_copper_slab[type=top,waterlogged=true]: minecraft:waxed_exposed_cut_copper_slab[type=top,waterlogged=true]
+  minecraft:weathered_cut_copper_slab[type=bottom,waterlogged=false]: minecraft:waxed_weathered_cut_copper_slab[type=bottom,waterlogged=false]
+  minecraft:weathered_cut_copper_slab[type=top,waterlogged=false]: minecraft:waxed_weathered_cut_copper_slab[type=top,waterlogged=false]
+  minecraft:weathered_cut_copper_slab[type=bottom,waterlogged=true]: minecraft:waxed_weathered_cut_copper_slab[type=bottom,waterlogged=true]
+  minecraft:weathered_cut_copper_slab[type=top,waterlogged=true]: minecraft:waxed_weathered_cut_copper_slab[type=top,waterlogged=true]
+  minecraft:oxidized_cut_copper_slab[type=bottom,waterlogged=false]: minecraft:waxed_oxidized_cut_copper_slab[type=bottom,waterlogged=false]
+  minecraft:oxidized_cut_copper_slab[type=top,waterlogged=false]: minecraft:waxed_oxidized_cut_copper_slab[type=top,waterlogged=false]
+  minecraft:oxidized_cut_copper_slab[type=bottom,waterlogged=true]: minecraft:waxed_oxidized_cut_copper_slab[type=bottom,waterlogged=true]
+  minecraft:oxidized_cut_copper_slab[type=top,waterlogged=true]: minecraft:waxed_oxidized_cut_copper_slab[type=top,waterlogged=true]
 
 #### Chorus Plant ####
 # Chorus Plant does support transparent textures, but man... its hitbox is super weird. You're probably better off using leaves.