diff --git a/.github/workflows/testsuite.yml b/.github/workflows/testsuite.yml
index a279b8b9..b4b5cf15 100644
--- a/.github/workflows/testsuite.yml
+++ b/.github/workflows/testsuite.yml
@@ -51,7 +51,7 @@ jobs:
       id: pip-cache
       run: |
         python -m pip install --upgrade pip
-        echo "::set-output name=dir::$(pip cache dir)"
+        echo "{dir}={$(pip cache dir)}" >> $GITHUB_OUTPUT
 
     - name: Cache dependencies
       id: cache-dep