diff --git a/.tangled/workflows/cloudflare.yml b/.tangled/workflows/cloudflare.yml
index 78c183a..1563c29 100644
--- a/.tangled/workflows/cloudflare.yml
+++ b/.tangled/workflows/cloudflare.yml
@@ -10,6 +10,7 @@ dependencies:
     - nodejs-slim_24
     - stdenv.cc.cc.lib
     - libgcc
+    - libcxx
 
 steps:
   - name: "build site"