diff --git a/php_memcached.c b/php_memcached.c
index d49cbeb4..069aa60d 100644
--- a/php_memcached.c
+++ b/php_memcached.c
@@ -1907,9 +1907,8 @@ static void php_memc_setMulti_impl(INTERNAL_FUNCTION_PARAMETERS, zend_bool by_ke
 			str_key = zend_string_init(tmp_key, tmp_len, 0);
 		}
 
-		if (!s_memc_write_zval (intern, MEMC_OP_SET, server_key, str_key, value, expiration)) {
-			php_error_docref(NULL, E_WARNING, "failed to set key %s", ZSTR_VAL(str_key));
-		}
+		/* If this failed to write a value, intern stores the error for the return value */
+		s_memc_write_zval (intern, MEMC_OP_SET, server_key, str_key, value, expiration);
 
 		if (!skey) {
 			zend_string_release (str_key);
diff --git a/tests/experimental/setmulti_badserialize.phpt b/tests/experimental/setmulti_badserialize.phpt
index eafc7772..2d8dde53 100644
--- a/tests/experimental/setmulti_badserialize.phpt
+++ b/tests/experimental/setmulti_badserialize.phpt
@@ -42,6 +42,5 @@ try {
 var_dump($m->getByKey('kef', 'foo'));
 
 --EXPECT--
-Memcached::setMultiByKey(): failed to set key foo
 1234
 int(10)