diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 117797de..7fa10010 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -14,6 +14,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v2
+        with:
+          submodules: recursive
       - name: Set up JDK 14
         uses: actions/setup-java@v1
         with:
diff --git a/.github/workflows/snapshot.yml b/.github/workflows/snapshot.yml
index 399f499f..cecefc47 100644
--- a/.github/workflows/snapshot.yml
+++ b/.github/workflows/snapshot.yml
@@ -14,6 +14,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+      with:
+        submodules: recursive
     - name: Set up JDK 14
       uses: actions/setup-java@v1
       with:
@@ -38,6 +40,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+      with:
+        submodules: recursive
     - name: Set up JDK 14
       uses: actions/setup-java@v1
       with:
@@ -60,6 +64,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+      with:
+        submodules: recursive
     - name: Set up JDK 14
       uses: actions/setup-java@v1
       with: