diff --git a/src/libsystemd/sd-bus/bus-objects.c b/src/libsystemd/sd-bus/bus-objects.c
index e06a05db4bf..909dfe4d3a3 100644
--- a/src/libsystemd/sd-bus/bus-objects.c
+++ b/src/libsystemd/sd-bus/bus-objects.c
@@ -926,7 +926,7 @@ int introspect_path(
                 char **ret,
                 sd_bus_error *error) {
 
-        _cleanup_ordered_set_free_ OrderedSet *s = NULL;
+        _cleanup_ordered_set_free_free_ OrderedSet *s = NULL;
         _cleanup_(introspect_free) struct introspect intro = {};
         bool empty;
         int r;