diff --git a/.github/actions/setup-micropy/action.yml b/.github/actions/setup-micropy/action.yml
index fed983b8..eaca0956 100644
--- a/.github/actions/setup-micropy/action.yml
+++ b/.github/actions/setup-micropy/action.yml
@@ -69,18 +69,18 @@ runs:
         mkdir -p "${{ inputs.poetry-home }}"
         curl -sSL -o ${{ inputs.poetry-home }}/install-poetry.py ${{ inputs.poetry-install-url }}
 
-    - name: Install Poetry
-      shell: bash
-      run: |
-        python3 ${{ inputs.poetry-home }}/install-poetry.py --version ${{ inputs.poetry-version }}
-        ${{ inputs.poetry-home }}/bin/poetry --version
-
     - name: Set up Python ${{ inputs.python-version }}
       uses: actions/setup-python@v4
       id: python-setup
       with:
         python-version: ${{ inputs.python-version }}
 
+    - name: Install Poetry
+      shell: bash
+      run: |
+        python ${{ inputs.poetry-home }}/install-poetry.py --version ${{ inputs.poetry-version }}
+        ${{ inputs.poetry-home }}/bin/poetry --version
+
     - name: Get poetry cache dir.
       id: poetry-config
       shell: bash
@@ -94,16 +94,16 @@ runs:
       uses: actions/cache@v3
       with:
         path: ${{ steps.poetry-config.outputs.cache-dir }}
-        key: poetry-cache-dir-${{ inputs.runner || matrix.os || runner.os }}-${{ inputs.python-version }}-${{ inputs.poetry-version }}
+        key: poetry-cache-${{ inputs.runner || matrix.os || runner.os }}-${{ inputs.python-version }}-${{ inputs.poetry-version }}
 
     - name: Cache virtual env.
       uses: actions/cache@v3
       id: venv-cache
       with:
-        path: ./.venv
-        key: poetry-venv-dir-${{ inputs.runner || matrix.os || runner.os }}-${{ inputs.python-version }}-${{ inputs.poetry-version }}-${{ hashFiles('poetry.lock') }}
+        path: .venv
+        key: poetry-venv-${{ inputs.runner || matrix.os || runner.os }}-${{ inputs.python-version }}-${{ inputs.poetry-version }}-${{ hashFiles('poetry.lock') }}
         restore-keys: |
-          poetry-venv-dir-${{ inputs.runner || matrix.os || runner.os }}-${{ inputs.python-version }}-${{ inputs.poetry-version }}-
+          poetry-venv-${{ inputs.runner || matrix.os || runner.os }}-${{ inputs.python-version }}-${{ inputs.poetry-version }}-
 
     - name: Use venv.
       shell: bash