diff --git a/nms-patches/PathfinderAbstract.patch b/nms-patches/PathfinderAbstract.patch
new file mode 100644
index 0000000000..2748b17343
--- /dev/null
+++ b/nms-patches/PathfinderAbstract.patch
@@ -0,0 +1,11 @@
+--- a/net/minecraft/server/PathfinderAbstract.java
++++ b/net/minecraft/server/PathfinderAbstract.java
+@@ -23,7 +23,7 @@
+         this.f = MathHelper.d(entityinsentient.width + 1.0F);
+     }
+ 
+-    public void a() {}
++    public void a() { this.a = (IBlockAccess) null; } // CraftBukkit - don't leak Chunk Cache
+ 
+     protected PathPoint a(int i, int j, int k) {
+         int l = PathPoint.b(i, j, k);