diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index dfa4eed..b8fb0ae 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -39,6 +39,9 @@ jobs:
           (cd neverball && make -j2 sols)
       - name: Build gl4es
         run: "./neverball/.devcontainer/install-gl4es.sh"
+      - name: Cache/restore Emscripten libs
+        with:
+          path: "/emsdk/upstream/emscripten/cache/sysroot/lib/wasm32-emscripten"
       - name: Build web version
         run: "(cd ./neverball && make -j2 -f emscripten/ball.mk BUILD=release)"
       - name: Upload build artifact