fixup

Author: mallport

.github/workflows/tests.yml

@@ -59,7 +59,7 @@ jobs:
 
       - name: Install Poetry
         run: |
-          pipx install --pip-args "-c ${{ github.workspace }}/.github/workflows/constraints.txt"
+          pipx install --pip-args "-c ${{ github.workspace }}/.github/workflows/constraints.txt" poetry
           pipx inject poetry poetry-plugin-export
           poetry --version