diff --git a/fabric/src/main/java/com/copycatsplus/copycats/fabric/mixin/compat/moreculling/MoreCullingConfigMixin.java b/fabric/src/main/java/com/copycatsplus/copycats/fabric/mixin/compat/moreculling/MoreCullingConfigMixin.java
new file mode 100644
index 000000000..36dc6d40e
--- /dev/null
+++ b/fabric/src/main/java/com/copycatsplus/copycats/fabric/mixin/compat/moreculling/MoreCullingConfigMixin.java
@@ -0,0 +1,30 @@
+package com.copycatsplus.copycats.fabric.mixin.compat.moreculling;
+
+import com.copycatsplus.copycats.Copycats;
+import it.unimi.dsi.fastutil.objects.Object2BooleanOpenHashMap;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Pseudo;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+/**
+ * Disable MoreCulling for copycat blocks to avoid overzealous culling.
+ */
+@Mixin(targets = {"ca.fxco.moreculling.config.MoreCullingConfig"})
+@Pseudo
+public class MoreCullingConfigMixin {
+
+    @Shadow
+    public Object2BooleanOpenHashMap<String> modCompatibility;
+
+    @Inject(
+            method = "<init>",
+            at = @At("RETURN"),
+            require = 0
+    )
+    private void onInit(CallbackInfo ci) {
+        modCompatibility.put(Copycats.MODID, false);
+    }
+}
diff --git a/fabric/src/main/resources/copycats-fabric.mixins.json b/fabric/src/main/resources/copycats-fabric.mixins.json
index ee9021871..ba691fabc 100644
--- a/fabric/src/main/resources/copycats-fabric.mixins.json
+++ b/fabric/src/main/resources/copycats-fabric.mixins.json
@@ -7,6 +7,7 @@
   "mixins": [
     "HolderReferenceMixin",
     "compat.indium.GeometryHelperMixin",
+    "compat.moreculling.MoreCullingConfigMixin",
     "compat.registrate.CreateRegistrateMixin",
     "foundation.copycat.CopycatBlockEntityMixin$BlockEntityWithoutAttachmentData",
     "foundation.copycat.CopycatBlockEntityMixin$FluidPipeData",