diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 71e866f..43f5e8b 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -14,8 +14,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
-        poetry-version: ["1.4.2"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+        poetry-version: ["1.8.4"]
         os: [ubuntu-latest]
     runs-on: ${{ matrix.os }}
     steps: