1 files changed, 1 insertions, 1 deletions
diff --git a/hash.h b/hash.h
index 589037a1..3334bf93 100644
--- a/hash.h
+++ b/hash.h
@@ -96,7 +96,7 @@ val hash_keys(val hash);
 val hash_values(val hash);
 val hash_pairs(val hash);
 val hash_alist(val hash);
-val hash_uni(val hash1, val hash2, val joinfun, val lunitfun, val runitfun);
+val hash_uni(val hash1, val hash2, val joinfun, val map1fun, val map2fun);
 val hash_diff(val hash1, val hash2);
 val hash_symdiff(val hash1, val hash2);
 val hash_isec(val hash1, val hash2, val joinfun);