diff --git a/Spigot-Server-Patches/Allow-Saving-of-Oversized-Chunks.patch b/Spigot-Server-Patches/Allow-Saving-of-Oversized-Chunks.patch
index 55cdf3b79..418428dd7 100644
--- a/Spigot-Server-Patches/Allow-Saving-of-Oversized-Chunks.patch
+++ b/Spigot-Server-Patches/Allow-Saving-of-Oversized-Chunks.patch
@@ -51,7 +51,7 @@ index 12268f87b9..e1f7e06ab2 100644
          a((NBTBase) nbttagcompound, dataoutput);
      }
 diff --git a/src/main/java/net/minecraft/server/RegionFile.java b/src/main/java/net/minecraft/server/RegionFile.java
-index c20511588d..448a903c16 100644
+index c20511588d..d148ce4976 100644
 --- a/src/main/java/net/minecraft/server/RegionFile.java
 +++ b/src/main/java/net/minecraft/server/RegionFile.java
 @@ -0,0 +0,0 @@ public class RegionFile {
@@ -62,6 +62,15 @@ index c20511588d..448a903c16 100644
              // Paper End
  
              for (j = 0; j < 1024; ++j) {
+@@ -0,0 +0,0 @@ public class RegionFile {
+                         this.c.seek(j * 4 + 4); // Go back to where we were
+                     }
+                 }
+-                if (k > 0 && (k >> 8) > 1 && (k >> 8) + (k & 255) <= this.f.size()) { // Paper >= 1 as 0/1 are the headers, and negative isnt valid
++                if (k > 0 && (k >> 8) > 1 && (k >> 8) + (length) <= this.f.size()) { // Paper >= 1 as 0/1 are the headers, and negative isnt valid
+                     for (int l = 0; l < (length); ++l) {
+                         // Spigot end
+                         this.f.set((k >> 8) + l, false);
 @@ -0,0 +0,0 @@ public class RegionFile {
      }