diff --git a/lockfile.json b/lockfile.json
index 6feb10841..16771e728 100644
--- a/lockfile.json
+++ b/lockfile.json
@@ -63,7 +63,7 @@
     "revision": "9d5fd0c329280a156bf7614a49dc5e8c58cc037c"
   },
   "fennel": {
-    "revision": "fce4331731a960077ff5f98939bc675179f1908a"
+    "revision": "d37fd84a702b78ff0282f223ece83c61ab062a6e"
   },
   "fish": {
     "revision": "04e54ab6585dfd4fee6ddfe5849af56f101b6d4f"