diff --git a/builtin/config.c b/builtin/config.c
index d41a9bfb14..33c8820af6 100644
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -397,8 +397,6 @@ int cmd_config(int argc, const char **argv, const char *prefix)
 				xstrdup(prefix_filename(prefix,
 							strlen(prefix),
 							given_config_file));
-		else
-			given_config_file = given_config_file;
 	}
 
 	if (respect_includes == -1)