diff --git a/CraftBukkit b/CraftBukkit
index e9fcb5a..6780ea7 160000
--- a/CraftBukkit
+++ b/CraftBukkit
@@ -1 +1 @@
-Subproject commit e9fcb5acdf68383d0fba5b2396817ae4fcb104f0
+Subproject commit 6780ea7955d055bbb9c2326ef2478237be875111
diff --git a/Spigot-Server-Patches/0040-Configurable-TNT-water-movement.patch b/Spigot-Server-Patches/0040-Configurable-TNT-water-movement.patch
new file mode 100644
index 0000000..0846de7
--- /dev/null
+++ b/Spigot-Server-Patches/0040-Configurable-TNT-water-movement.patch
@@ -0,0 +1,41 @@
+From 1220cadf01b0eb0a6d11fe8b3a39c129e319c712 Mon Sep 17 00:00:00 2001
+From: Byteflux <byte@byteflux.net>
+Date: Sat, 29 Nov 2014 23:05:52 -0800
+Subject: [PATCH] Configurable TNT water movement
+
+
+diff --git a/src/main/java/net/minecraft/server/EntityTNTPrimed.java b/src/main/java/net/minecraft/server/EntityTNTPrimed.java
+index 7b856ef..b5763bb 100644
+--- a/src/main/java/net/minecraft/server/EntityTNTPrimed.java
++++ b/src/main/java/net/minecraft/server/EntityTNTPrimed.java
+@@ -109,4 +109,12 @@ public class EntityTNTPrimed extends Entity {
+     public float getHeadHeight() {
+         return 0.0F;
+     }
++
++    /**
++     * PaperSpigot - Configurable TNT water movement
++     */
++    @Override
++    public boolean aK() {
++        return world.paperSpigotConfig.tntMovesInWater;
++    }
+ }
+diff --git a/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java b/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
+index f7a256d..2aab21b 100644
+--- a/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
++++ b/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
+@@ -188,4 +188,10 @@ public class PaperSpigotWorldConfig
+         boatsDropBoats = getBoolean( "game-mechanics.boats-drop-boats", false );
+         lessPickyTorches = getBoolean( "game-mechanics.less-picky-torch-placement", false );
+     }
++
++    public boolean tntMovesInWater;
++    private void tntMovesInWater()
++    {
++        tntMovesInWater = getBoolean("tnt-moves-in-water", true );
++    }
+ }
+-- 
+1.9.4.msysgit.2
+