diff --git a/ext/date/php_date.c b/ext/date/php_date.c
index d3e65afb79f..9dd466bccff 100644
--- a/ext/date/php_date.c
+++ b/ext/date/php_date.c
@@ -252,7 +252,7 @@ static void php_date(INTERNAL_FUNCTION_PARAMETERS, int localtime)
 	t = timelib_time_ctor();
 
 	if (localtime) {
-		tzi = timelib_parse_tzfile(guess_timezone());
+		tzi = timelib_parse_tzfile(guess_timezone(TSRMLS_C));
 		if (! tzi) {
 			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot find any timezone setting");
 			timelib_time_dtor(t);