diff --git a/lib/libfetch/common.c b/lib/libfetch/common.c
index f7700cf842a6..ba0d711974af 100644
--- a/lib/libfetch/common.c
+++ b/lib/libfetch/common.c
@@ -605,6 +605,7 @@ _fetch_close(conn_t *conn)
 	if (--conn->ref > 0)
 		return (0);
 	ret = close(conn->sd);
+	free(conn->buf);
 	free(conn);
 	return (ret);
 }