diff --git a/.github/workflows/ci_workflow.yml b/.github/workflows/ci_workflow.yml
index 8baa921..96757d5 100644
--- a/.github/workflows/ci_workflow.yml
+++ b/.github/workflows/ci_workflow.yml
@@ -23,7 +23,7 @@ jobs:
     - name: Install Poetry
       uses: snok/install-poetry@v1
       with:
-        version: 1.4.2
+        version: 1.8.2
     - name: Install dependencies
       run: |
         poetry install
@@ -38,7 +38,7 @@ jobs:
       GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
     strategy:
       matrix:
-        python-version: [3.8, 3.9, 3.10]
+        python-version: ['3.8', '3.9', '3.10']
 
     steps:
     - uses: actions/checkout@v2
@@ -49,7 +49,7 @@ jobs:
     - name: Install Poetry
       uses: snok/install-poetry@v1
       with:
-        version: 1.4.2
+        version: 1.8.2
     - name: Install dependencies
       run: |
         poetry install