diff --git a/.github/workflows/ccpp.yml b/.github/workflows/ccpp.yml
index e3bfa2e6..c58275e9 100644
--- a/.github/workflows/ccpp.yml
+++ b/.github/workflows/ccpp.yml
@@ -34,6 +34,7 @@ jobs:
     - uses: msys2/setup-msys2@v2
       with:
         update: false
+        msystem: MINGW32
         install: >-
           make
           ninja