diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4c4b4f9..06d8c96 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -41,6 +41,9 @@ jobs:
         ruby-version: ${{ matrix.ruby }}
         bundler-cache: true
     - run: ruby -v
+    - name: PATH
+      shell: bash
+      run: echo $PATH
 
     - name: build compiler
       run: |