1 files changed, 1 insertions, 1 deletions

diff --git a/ui-patch.c b/ui-patch.c
index 5a96410..4ac03cb 100644
--- a/ui-patch.c
+++ b/ui-patch.c
@@ -61,7 +61,7 @@ void cgit_print_patch(const char *new_rev, const char *old_rev,
         }
 
         if (is_null_oid(&old_rev_oid)) {
-                memcpy(rev_range, oid_to_hex(&new_rev_oid), GIT_SHA1_HEXSZ + 1);
+                memcpy(rev_range, oid_to_hex(&new_rev_oid), the_hash_algo->hexsz + 1);
         } else {
                 xsnprintf(rev_range, REV_RANGE_LEN, "%s..%s", oid_to_hex(&old_rev_oid),
                         oid_to_hex(&new_rev_oid));