diff --git a/System Abstraction/win32/cdb_file.c b/System Abstraction/win32/cdb_file.c
index b7737ab..77ac209 100644
--- a/System Abstraction/win32/cdb_file.c	
+++ b/System Abstraction/win32/cdb_file.c	
@@ -168,6 +168,7 @@ void * sus_fileResize(sus_File file, signed long appendBytes){
     CloseHandle(file->fileHandle);
     file->fileHandle = NULL;
     //sus_heapFree(file);
+    file->memroy = NULL;
 
     return NULL;
 }
\ No newline at end of file