diff --git a/.github/workflows/test-suite.yml b/.github/workflows/test-suite.yml
index b48c437..e4f64d8 100644
--- a/.github/workflows/test-suite.yml
+++ b/.github/workflows/test-suite.yml
@@ -29,9 +29,9 @@ jobs:
       fail-fast: false  # allow tests to run on all platforms
       matrix:
         python-version:
-          - "pypy-3.8"
-          - "pypy-3.9"
-          - "pypy-3.10"
+          - "pypy@3.8"
+          - "pypy@3.9"
+          - "pypy@3.10"
           - "3.8"
           - "3.9"
           - "3.10"