diff --git a/ext/pdo/pdo_dbh.c b/ext/pdo/pdo_dbh.c
index ce9c7967e7271..2a41153e6d0fc 100644
--- a/ext/pdo/pdo_dbh.c
+++ b/ext/pdo/pdo_dbh.c
@@ -455,7 +455,7 @@ static zval *pdo_stmt_instantiate(pdo_dbh_t *dbh, zval *object, zend_class_entry
 	return object;
 } /* }}} */
 
-static void pdo_stmt_construct(zend_execute_data *execute_data, pdo_stmt_t *stmt, zval *object, zend_class_entry *dbstmt_ce, zval *ctor_args) /* {{{ */
+static void pdo_stmt_construct(pdo_stmt_t *stmt, zval *object, zend_class_entry *dbstmt_ce, HashTable *ctor_args)
 {
 	zval query_string;
 	zend_string *key;
@@ -466,32 +466,9 @@ static void pdo_stmt_construct(zend_execute_data *execute_data, pdo_stmt_t *stmt
 	zend_string_release_ex(key, 0);
 
 	if (dbstmt_ce->constructor) {
-		zend_fcall_info fci;
-		zend_fcall_info_cache fcc;
-		zval retval;
-
-		fci.size = sizeof(zend_fcall_info);
-		ZVAL_UNDEF(&fci.function_name);
-		fci.object = Z_OBJ_P(object);
-		fci.retval = &retval;
-		fci.param_count = 0;
-		fci.params = NULL;
-		fci.named_params = NULL;
-
-		zend_fcall_info_args(&fci, ctor_args);
-
-		fcc.function_handler = dbstmt_ce->constructor;
-		fcc.called_scope = Z_OBJCE_P(object);
-		fcc.object = Z_OBJ_P(object);
-
-		if (zend_call_function(&fci, &fcc) != FAILURE) {
-			zval_ptr_dtor(&retval);
-		}
-
-		zend_fcall_info_args_clear(&fci, 1);
+		zend_call_known_function(dbstmt_ce->constructor, Z_OBJ_P(object), Z_OBJCE_P(object), NULL, 0, NULL, ctor_args);
 	}
 }
-/* }}} */
 
 /* {{{ Prepares a statement for execution and returns a statement object */
 PHP_METHOD(PDO, prepare)
@@ -572,7 +549,11 @@ PHP_METHOD(PDO, prepare)
 	ZVAL_UNDEF(&stmt->lazy_object_ref);
 
 	if (dbh->methods->preparer(dbh, statement, stmt, options)) {
-		pdo_stmt_construct(execute_data, stmt, return_value, dbstmt_ce, &ctor_args);
+		if (Z_TYPE(ctor_args) == IS_ARRAY) {
+			pdo_stmt_construct(stmt, return_value, dbstmt_ce, Z_ARRVAL(ctor_args));
+		} else {
+			pdo_stmt_construct(stmt, return_value, dbstmt_ce, /* ctor_args */ NULL);
+		}
 		return;
 	}
 
@@ -1141,7 +1122,11 @@ PHP_METHOD(PDO, query)
 					stmt->executed = 1;
 				}
 				if (ret) {
-					pdo_stmt_construct(execute_data, stmt, return_value, dbh->def_stmt_ce, &dbh->def_stmt_ctor_args);
+					if (Z_TYPE(dbh->def_stmt_ctor_args) == IS_ARRAY) {
+						pdo_stmt_construct(stmt, return_value, dbh->def_stmt_ce, Z_ARRVAL(dbh->def_stmt_ctor_args));
+					} else {
+						pdo_stmt_construct(stmt, return_value, dbh->def_stmt_ce, /* ctor_args */ NULL);
+					}
 					return;
 				}
 			}