diff --git a/.github/actions/setup-protoc-hololens/action.yml b/.github/actions/setup-protoc-hololens/action.yml
index 22f36d1..5e0421f 100644
--- a/.github/actions/setup-protoc-hololens/action.yml
+++ b/.github/actions/setup-protoc-hololens/action.yml
@@ -20,6 +20,7 @@ runs:
 
     - name: Install Haskell plugin from Hackage
       shell: bash
+      working-directory: gen/haskell
       run: stack install proto-lens-protoc-0.8.0.0
 
     - name: Save Stack cache