diff --git a/.github/workflows/matrix_build.yml b/.github/workflows/matrix_build.yml
index 69a77fdc..f930ea21 100644
--- a/.github/workflows/matrix_build.yml
+++ b/.github/workflows/matrix_build.yml
@@ -57,6 +57,7 @@ jobs:
           - ssc335
           - ssc338q
           - t31
+          - t40
           - xm510
           - xm530