diff --git a/src/sack.c b/src/sack.c
index 1f09807..83e0a0e 100644
--- a/src/sack.c
+++ b/src/sack.c
@@ -344,7 +344,7 @@ load_ext(HySack sack, HyRepo hrepo, int which_repodata,
     int previous_last = repo->nrepodata - 1;
     ret = cb(repo, fp);
     fclose(fp);
-    assert(ret == 0);
+    /* assert(ret == 0); */
     if (ret == 0) {
 	repo_update_state(hrepo, which_repodata, _HY_LOADED_FETCH);
 	assert(previous_last == repo->nrepodata - 2); (void)previous_last;