diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0147115..41ae87e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,6 +11,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: 'true'
       - name: install libs
         run: sudo apt install -y libglfw3-dev libgl-dev
       - name: gcc
@@ -21,6 +23,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: 'true'
       - name: install libs
         run: sudo apt install -y libglfw3-dev libgl-dev
       - name: aclocal