diff --git a/pk3DS/Subforms/Patch.cs b/pk3DS/Subforms/Patch.cs
index a8721eb..0feb73d 100644
--- a/pk3DS/Subforms/Patch.cs
+++ b/pk3DS/Subforms/Patch.cs
@@ -49,7 +49,7 @@ internal static bool patchExeFS(string path, string[] oldstr, string[] newstr, s
                 if (old)
                     text = text.Replace(oldString, newString);
                 if (patched)
-                    text = text.Replace(patchedStr, newString);
+                    text = text.Replace(patchedStr, newString + "\0");
             }
 
             if (ctr == 0)