diff --git a/.github/workflows/tox.yml b/.github/workflows/tox.yml
index b510a4d..2930a23 100644
--- a/.github/workflows/tox.yml
+++ b/.github/workflows/tox.yml
@@ -26,7 +26,7 @@ jobs:
     steps:
       - name: Determine matrix
         id: generate_matrix
-        uses: coactions/dynamic-matrix@v1
+        uses: coactions/dynamic-matrix@v2
         with:
           default_python: "3.10"
           min_python: "3.10"