diff --git a/common/src/main/java/ca/fxco/moreculling/mixin/models/cullshape/BlockStateBase_cullShapeMixin.java b/common/src/main/java/ca/fxco/moreculling/mixin/models/cullshape/BlockStateBase_cullShapeMixin.java
index 966b576..954a735 100644
--- a/common/src/main/java/ca/fxco/moreculling/mixin/models/cullshape/BlockStateBase_cullShapeMixin.java
+++ b/common/src/main/java/ca/fxco/moreculling/mixin/models/cullshape/BlockStateBase_cullShapeMixin.java
@@ -1,26 +1,19 @@
 package ca.fxco.moreculling.mixin.models.cullshape;
 
 import ca.fxco.moreculling.api.model.BakedOpacity;
-import com.llamalad7.mixinextras.injector.wrapoperation.Operation;
-import com.llamalad7.mixinextras.injector.wrapoperation.WrapOperation;
 import net.minecraft.client.resources.model.BakedModel;
 import net.minecraft.world.level.block.Block;
 import net.minecraft.world.level.block.state.BlockBehaviour;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.phys.shapes.VoxelShape;
 import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.Shadow;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Redirect;
 
 import static ca.fxco.moreculling.MoreCulling.blockRenderManager;
 
 @Mixin(BlockBehaviour.BlockStateBase.class)
-public abstract class BlockStateBase_cullShapeMixin {
-
-    @Shadow public abstract Block getBlock();
-
-    @Shadow protected abstract BlockState asState();
+public class BlockStateBase_cullShapeMixin {
 
     @Redirect(
             method = "initCache",
@@ -61,15 +54,4 @@ public abstract class BlockStateBase_cullShapeMixin {
         }
         return instance.getOcclusionShape(state);
     }
-
-    @WrapOperation(
-            method = "initCache",
-            at = @At(
-                    value = "INVOKE",
-                    target = "Lnet/minecraft/world/phys/shapes/Shapes;empty()Lnet/minecraft/world/phys/shapes/VoxelShape;"
-            )
-    )
-    private VoxelShape moreculling$cacheOcclusionShape(Operation<VoxelShape> original) {
-        return this.getBlock().getOcclusionShape(this.asState());
-    }
 }
diff --git a/common/src/main/java/ca/fxco/moreculling/utils/CullingUtils.java b/common/src/main/java/ca/fxco/moreculling/utils/CullingUtils.java
index e221cf7..81d333b 100644
--- a/common/src/main/java/ca/fxco/moreculling/utils/CullingUtils.java
+++ b/common/src/main/java/ca/fxco/moreculling/utils/CullingUtils.java
@@ -62,7 +62,11 @@ private static boolean shouldDrawFace(BlockGetter world, BlockState thisState, B
         }
         Direction opposite = side.getOpposite();
         VoxelShape thisShape = thisState.getFaceOcclusionShape(side);
+        if (thisShape.isEmpty()) //vanilla 1.21.2 will just return empty if block cant occlude instead of its shape
+            thisShape = thisState.getBlock().getOcclusionShape(thisState).getFaceShape(side);
         VoxelShape sideShape = sideState.getFaceOcclusionShape(opposite);
+        if (sideShape.isEmpty())
+            sideShape = sideState.getBlock().getOcclusionShape(sideState).getFaceShape(opposite);
 
         Block.ShapePairKey shapePairKey = new Block.ShapePairKey(
                 thisShape,
diff --git a/gradle.properties b/gradle.properties
index dbd7aee..e7b930f 100755
--- a/gradle.properties
+++ b/gradle.properties
@@ -22,7 +22,7 @@ neoforge_loader_version_range=[21.0.0-beta,)
 fabric_loader_version=0.16.9
 
 # Mod Properties
-mod_version=1.2.0
+mod_version=1.2.1
 maven_group=ca.fxco.moreculling
 archives_base_name=moreculling
 license=GPL-3.0-only