diff --git a/.github/workflows/setup-xapi-environment/action.yml b/.github/workflows/setup-xapi-environment/action.yml
index 8d26b4939f2..0f6ec4aa3a3 100644
--- a/.github/workflows/setup-xapi-environment/action.yml
+++ b/.github/workflows/setup-xapi-environment/action.yml
@@ -50,6 +50,8 @@ runs:
           xs-opam: ${{ steps.dotenv.outputs.repository }}
         opam-pin: false
         dune-cache: true
+      env:
+        DUNE_CACHE_STORAGE_MODE: copy
 
     - name: Install dependencies
       shell: bash