1 files changed, 2 insertions, 2 deletions
diff --git a/array.c b/array.c
index 5e122a22f9..c7428c5b21 100644
--- a/array.c
+++ b/array.c
@@ -4111,7 +4111,7 @@ rb_ary_uniq_bang(VALUE ary)
 	if (RARRAY_LEN(ary) == hash_size) {
 	    return Qnil;
 	}
-	rb_ary_modify(ary);
+	rb_ary_modify_check(ary);
 	ARY_SET_LEN(ary, 0);
 	if (ARY_SHARED_P(ary) && !ARY_EMBED_P(ary)) {
 	    rb_ary_unshare(ary);
@@ -4126,7 +4126,7 @@ rb_ary_uniq_bang(VALUE ary)
 	if (RARRAY_LEN(ary) == hash_size) {
 	    return Qnil;
 	}
-	rb_ary_modify(ary);
+	rb_ary_modify_check(ary);
 	ARY_SET_LEN(ary, 0);
 	if (ARY_SHARED_P(ary) && !ARY_EMBED_P(ary)) {
 	    rb_ary_unshare(ary);