1 files changed, 1 insertions, 1 deletions
diff --git a/array.c b/array.c
index cacc549a24..73e8a3c9ce 100644
--- a/array.c
+++ b/array.c
@@ -5587,7 +5587,7 @@ ary_recycle_hash(VALUE hash)
  *  Related: Array#difference.
  */
 
-static VALUE
+VALUE
 rb_ary_diff(VALUE ary1, VALUE ary2)
 {
     VALUE ary3;