diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 744f9b2..752951e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,6 +15,8 @@ jobs:
         steps:
             - name: Checkout repository
               uses: actions/checkout@v2
+              with:
+                  submodules: true
 
             - name: Download SDK
               run: |