diff --git a/sapi/phpdbg/phpdbg.c b/sapi/phpdbg/phpdbg.c
index 221803f88e7e9..e1824ecb1fc7a 100644
--- a/sapi/phpdbg/phpdbg.c
+++ b/sapi/phpdbg/phpdbg.c
@@ -1414,6 +1414,8 @@ int main(int argc, char **argv) /* {{{ */
 					get_zend_version()
 				);
 			}
+			PHPDBG_G(flags) |= PHPDBG_IS_QUITTING;
+			php_module_shutdown();
 			sapi_deactivate();
 			sapi_shutdown();
 			if (ini_entries) {