1 files changed, 0 insertions, 1 deletions
diff --git a/re.c b/re.c
index 4559d02be5..ce1d66863a 100644
--- a/re.c
+++ b/re.c
@@ -2695,7 +2695,6 @@ rb_reg_regsub(VALUE str, VALUE src, struct re_registers *regs, VALUE regexp)
     int no, clen;
     rb_encoding *enc = rb_enc_check(str, src);
 
-    rb_enc_check(str, regexp);
     p = s = RSTRING_PTR(str);
     e = s + RSTRING_LEN(str);