diff --git a/.github/workflows/doc-deploy.yml b/.github/workflows/doc-deploy.yml
index efba083..ff3ed06 100644
--- a/.github/workflows/doc-deploy.yml
+++ b/.github/workflows/doc-deploy.yml
@@ -18,7 +18,7 @@ jobs:
         id: cache-opam
         with:
           path: ~/.opam
-          key: v1-Linux-opam-bin-4.10.0-${{ hashFiles('*.opam') }}
+          key: v1-Linux-opam-bin-4.10.0-${{ hashFiles('opam/*.opam') }}
       - name: setup-ocaml
         uses: avsm/setup-ocaml@v1
         with:
@@ -33,7 +33,7 @@ jobs:
       - run: opam pin add . -y --no-action
       - run: opam depext -y opam-bin opam_bin_lib
         if: steps.cache-opam.outputs.cache-hit != 'true'
-      - run: opam install -y ./*.opam --deps-only --with-test
+      - run: opam install -y opam/*.opam --deps-only --with-test
         if: steps.cache-opam.outputs.cache-hit != 'true'
       - run: opam upgrade --fixup
         if: steps.cache-opam.outputs.cache-hit == 'true'