diff --git a/ssl/tls13_both.cc b/ssl/tls13_both.cc
index 2a290f4..1a49e4c 100644
--- a/ssl/tls13_both.cc
+++ b/ssl/tls13_both.cc
@@ -370,13 +370,8 @@
     return false;
   }
 
-  bool sig_ok = ssl_public_key_verify(ssl, signature, signature_algorithm,
-                                      hs->peer_pubkey.get(), input);
-#if defined(BORINGSSL_UNSAFE_FUZZER_MODE)
-  sig_ok = true;
-  ERR_clear_error();
-#endif
-  if (!sig_ok) {
+  if (!ssl_public_key_verify(ssl, signature, signature_algorithm,
+                             hs->peer_pubkey.get(), input)) {
     OPENSSL_PUT_ERROR(SSL, SSL_R_BAD_SIGNATURE);
     ssl_send_alert(ssl, SSL3_AL_FATAL, SSL_AD_DECRYPT_ERROR);
     return false;