diff --git a/lib/urlapi.c b/lib/urlapi.c
index e0c547605a1a9e..cd423c335d88f4 100644
--- a/lib/urlapi.c
+++ b/lib/urlapi.c
@@ -1109,6 +1109,7 @@ static CURLUcode parseurl(const char *url, CURLU *u, unsigned int flags)
     if('/' == path[0] && STARTS_WITH_URL_DRIVE_PREFIX(&path[1])) {
       /* This cannot be done with strcpy, as the memory chunks overlap! */
       path++;
+      pathlen--;
     }
 #endif