diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2c7e60c..53d048d 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -13,10 +13,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        #python-version: [3.8, 3.9, '3.10', 3]
-        #MPI: ['mpich', 'openmpi', 'no']
-        python-version: ['3.10']
-        MPI: ['openmpi', 'no']
+        python-version: [3.8, 3.9, '3.10', 3]
+        MPI: ['mpich', 'openmpi', 'no']
 
     defaults:
       run: