diff --git a/NEWS b/NEWS
index 0790cae9530..efb76ac127a 100644
--- a/NEWS
+++ b/NEWS
@@ -56,6 +56,9 @@ PHP                                                                        NEWS
 - PDO Sqlite:
   . Fix memory leak on error return of collation callback. (nielsdos)
 
+- PgSql:
+  . Fix uouv in pg_put_copy_end(). (nielsdos)
+
 - SPL:
   . Fixed bug GH-18322 (SplObjectStorage debug handler mismanages memory).
     (nielsdos)
diff --git a/ext/pgsql/pgsql.c b/ext/pgsql/pgsql.c
index c0d4a5117ae..75b987d6b91 100644
--- a/ext/pgsql/pgsql.c
+++ b/ext/pgsql/pgsql.c
@@ -6215,7 +6215,7 @@ PHP_FUNCTION(pg_put_copy_end)
 {
 	zval *pgsql_link;
 	pgsql_link_handle *link;
-	zend_string *error;
+	zend_string *error = NULL;
 	char *err = NULL;
 
 	ZEND_PARSE_PARAMETERS_START(1, 2)