diff --git a/src/main/resources/forge_at.cfg b/src/main/resources/forge_at.cfg
index 586b68e17f..8917485d08 100644
--- a/src/main/resources/forge_at.cfg
+++ b/src/main/resources/forge_at.cfg
@@ -290,4 +290,16 @@ public net.minecraft.tileentity.TileEntityHopper func_174914_o()Z # mayTransfer
 public net.minecraft.tileentity.TileEntityHopper func_145896_c(I)V # setTransferCooldown
 
 # DataFixer
-public net.minecraft.util.datafix.DataFixer field_188262_d # version
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+public net.minecraft.util.datafix.DataFixer field_188262_d # version
+
+# AbstractSkeleton
+protected net.minecraft.entity.monster.AbstractSkeleton func_190727_o()Lnet/minecraft/util/SoundEvent; # getStepSound - make AbstractSkeleton implementable
+
+# EntityWitherSkeleton
+protected net.minecraft.entity.monster.EntityWitherSkeleton func_190727_o()Lnet/minecraft/util/SoundEvent; # getStepSound - make AbstractSkeleton implementable
+
+# EntityStray
+protected net.minecraft.entity.monster.EntityStray func_190727_o()Lnet/minecraft/util/SoundEvent; # getStepSound - make AbstractSkeleton implementable
+
+# EntitySkeleton
+protected net.minecraft.entity.monster.EntitySkeleton func_190727_o()Lnet/minecraft/util/SoundEvent; # getStepSound - make AbstractSkeleton implementable
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