diff --git a/.github/workflows/GCC.yml b/.github/workflows/GCC.yml
index d8b45cd35..2fd0ba6a1 100644
--- a/.github/workflows/GCC.yml
+++ b/.github/workflows/GCC.yml
@@ -63,7 +63,7 @@ jobs:
       matrix:
         cmake_opts: ["-D32BIT=ON", "-D32BIT=OFF"]
         gcc_ver: ["12"]
-        mpi: ["openmpi"]
+        mpi: ["mpich", "openmpi"]
 
     steps: