diff --git a/files/dos_fs.c b/files/dos_fs.c
index e6575854f34..3ca9cd0d229 100644
--- a/files/dos_fs.c
+++ b/files/dos_fs.c
@@ -945,6 +945,7 @@ DWORD WINAPI GetShortPathNameA( LPCSTR longpath, LPSTR shortpath,
 	    tmpshortpath[sp] = '\\';
 	    sp++;
         }
+        tmpshortpath[sp]=0;/*terminate string*/
 	lp++;
 	continue;
       }