1 files changed, 4 insertions, 4 deletions
diff --git a/string.c b/string.c
index e16b4291d8..079891a04a 100644
--- a/string.c
+++ b/string.c
@@ -7197,8 +7197,8 @@ rb_str_start_with(int argc, VALUE *argv, VALUE str)
     int i;
 
     for (i=0; i<argc; i++) {
-	VALUE tmp = rb_check_string_type(argv[i]);
-	if (NIL_P(tmp)) continue;
+	VALUE tmp = argv[i];
+	StringValue(tmp);
 	rb_enc_check(str, tmp);
 	if (RSTRING_LEN(str) < RSTRING_LEN(tmp)) continue;
 	if (memcmp(RSTRING_PTR(str), RSTRING_PTR(tmp), RSTRING_LEN(tmp)) == 0)
@@ -7222,8 +7222,8 @@ rb_str_end_with(int argc, VALUE *argv, VALUE str)
     rb_encoding *enc;
 
     for (i=0; i<argc; i++) {
-	VALUE tmp = rb_check_string_type(argv[i]);
-	if (NIL_P(tmp)) continue;
+	VALUE tmp = argv[i];
+	StringValue(tmp);
 	enc = rb_enc_check(str, tmp);
 	if (RSTRING_LEN(str) < RSTRING_LEN(tmp)) continue;
 	p = RSTRING_PTR(str);