diff --git a/core/src/main/java/net/momirealms/craftengine/core/block/BlockBehavior.java b/core/src/main/java/net/momirealms/craftengine/core/block/BlockBehavior.java
index 9b61dd9e2..01c6cc04b 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/block/BlockBehavior.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/block/BlockBehavior.java
@@ -123,6 +123,7 @@ public abstract class BlockBehavior {
     public void affectNeighborsAfterRemoval(Object thisBlock, Object[] args, Callable<Object> superMethod) throws Exception {
     }
 
+    // 1.20~1.21.4 BlockState state, Level level, BlockPos pos, BlockState newState, boolean movedByPiston
     public void onRemove(Object thisBlock, Object[] args, Callable<Object> superMethod) throws Exception {
     }