diff --git a/tools/mkdeps.c b/tools/mkdeps.c
index bb198169b93..2783f7a718d 100644
--- a/tools/mkdeps.c
+++ b/tools/mkdeps.c
@@ -719,7 +719,6 @@ static void do_dependency(const char *file)
     {
       char tmp[NAME_MAX + 6];
       char *dupname;
-      char *objname;
       char *dotptr;
       const char *expanded;
 
@@ -730,15 +729,14 @@ static void do_dependency(const char *file)
           exit(EXIT_FAILURE);
         }
 
-      objname = basename(dupname);
-      dotptr  = strrchr(objname, '.');
+      dotptr = strrchr(dupname, '.');
       if (dotptr)
         {
           *dotptr = '\0';
         }
 
       snprintf(tmp, NAME_MAX + 6, " -MT %s%c%s%s ",
-               g_objpath, separator, objname, g_suffix);
+               g_objpath, separator, dupname, g_suffix);
       expanded = do_expand(tmp);
 
       cmdlen += strlen(expanded);