diff --git a/lib/repo_sync.c b/lib/repo_sync.c
index 171d1aa7..e334818e 100644
--- a/lib/repo_sync.c
+++ b/lib/repo_sync.c
@@ -75,7 +75,7 @@ int HIDDEN
 xbps_repo_sync(struct xbps_handle *xhp, const char *uri)
 {
 	const char *arch, *fetchstr = NULL;
-	char *repodata, *lrepodir, *uri_fixedp;
+	char *repodata, *repofile, *lrepodir, *uri_fixedp;
 	int rv = 0;
 
 	assert(uri != NULL);
@@ -124,14 +124,15 @@ xbps_repo_sync(struct xbps_handle *xhp, const char *uri)
 	/*
 	 * Remote repository plist index full URL.
 	 */
-	repodata = xbps_xasprintf("%s/%s-repodata", uri, arch);
+	repofile = xbps_xasprintf("%s-repodata", arch);
+	repodata = xbps_xasprintf("%s/%s", uri, repofile);
 
 	/* reposync start cb */
 	xbps_set_cb_state(xhp, XBPS_STATE_REPOSYNC, 0, repodata, NULL);
 	/*
 	 * Download plist index file from repository.
 	 */
-	if ((rv = xbps_fetch_file(xhp, repodata, NULL)) == -1) {
+	if ((rv = xbps_fetch_delta(xhp, repofile, repodata, repofile, NULL)) == -1) {
 		/* reposync error cb */
 		fetchstr = xbps_fetch_error_string();
 		xbps_set_cb_state(xhp, XBPS_STATE_REPOSYNC_FAIL,
@@ -142,6 +143,7 @@ xbps_repo_sync(struct xbps_handle *xhp, const char *uri)
 		rv = 0;
 
 	free(repodata);
+	free(repofile);
 
 	return rv;
 }