--- a/net/minecraft/server/BlockWaterLily.java
+++ b/net/minecraft/server/BlockWaterLily.java
@@ -11,7 +11,7 @@
     @Override
     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Entity entity) {
         super.a(iblockdata, world, blockposition, entity);
-        if (world instanceof WorldServer && entity instanceof EntityBoat) {
+        if (world instanceof WorldServer && entity instanceof EntityBoat && !org.bukkit.craftbukkit.event.CraftEventFactory.callEntityChangeBlockEvent(entity, blockposition, Blocks.AIR.getBlockData()).isCancelled()) { // CraftBukkit
             world.a(new BlockPosition(blockposition), true, entity);
         }