diff --git a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/block/behavior/StairsBlockBehavior.java b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/block/behavior/StairsBlockBehavior.java
index 4f63c48a3..790b12541 100644
--- a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/block/behavior/StairsBlockBehavior.java
+++ b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/block/behavior/StairsBlockBehavior.java
@@ -65,6 +65,9 @@ public class StairsBlockBehavior extends BukkitBlockBehavior {
         int stateId = BlockStateUtils.blockStateToId(blockState);
         ImmutableBlockState immutableBlockState = BukkitBlockManager.instance().getImmutableBlockState(stateId);
         if (immutableBlockState == null || immutableBlockState.isEmpty()) return blockState;
+        if (immutableBlockState.get(this.waterloggedProperty)) {
+            FastNMS.INSTANCE.method$LevelAccessor$scheduleFluidTick(VersionHelper.isOrAbove1_21_2() ? args[2] : args[3], VersionHelper.isOrAbove1_21_2() ? args[3] : args[4], MFluids.WATER, 5);
+        }
         Direction direction = DirectionUtils.fromNMSDirection(VersionHelper.isOrAbove1_21_2() ? args[4] : args[0]);
         StairsShape stairsShape = getStairsShape(immutableBlockState, level, LocationUtils.fromBlockPos(blockPos));
         return direction.axis().isHorizontal()