diff --git a/ffi/examples/lockdownd.c b/ffi/examples/lockdownd.c
index 8c2d678..ad92b39 100644
--- a/ffi/examples/lockdownd.c
+++ b/ffi/examples/lockdownd.c
@@ -122,7 +122,7 @@ int main() {
 
   // Get all values
   plist_t all_values = NULL;
-  err = lockdownd_get_all_values(client, &all_values);
+  err = lockdownd_get_all_values(client, NULL, &all_values);
   if (err != NULL) {
     fprintf(stderr, "Failed to get all values: [%d] %s", err->code,
             err->message);