diff --git a/.github/workflows/matrix_includes.json b/.github/workflows/matrix_includes.json
index d0abfe1..24e8688 100644
--- a/.github/workflows/matrix_includes.json
+++ b/.github/workflows/matrix_includes.json
@@ -4,5 +4,8 @@
   },
   {
     "subproject_dir": "26.2"
+  },
+  {
+    "subproject_dir": "26.3"
   }
 ]