--- a/net/minecraft/world/level/block/BlockIce.java
+++ b/net/minecraft/world/level/block/BlockIce.java
@@ -49,6 +49,11 @@
     }
 
     protected void melt(IBlockData iblockdata, World world, BlockPosition blockposition) {
+        // CraftBukkit start
+        if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(world, blockposition, world.dimensionType().ultraWarm() ? Blocks.AIR.defaultBlockState() : Blocks.WATER.defaultBlockState()).isCancelled()) {
+            return;
+        }
+        // CraftBukkit end
         if (world.dimensionType().ultraWarm()) {
             world.removeBlock(blockposition, false);
         } else {