diff --git a/dist/index.js b/dist/index.js
index fe3f317..ee643e6 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -983,7 +983,7 @@ class GitCommandManager {
     submoduleUpdate(fetchDepth, recursive) {
         return __awaiter(this, void 0, void 0, function* () {
             const args = ['-c', 'protocol.version=2'];
-            args.push('submodule', 'update', '--init', '--force');
+            args.push('submodule', 'update', '--init', '--force', '--checkout');
             if (fetchDepth > 0) {
                 args.push(`--depth=${fetchDepth}`);
             }
diff --git a/src/git-command-manager.ts b/src/git-command-manager.ts
index f5ba40e..eeded82 100644
--- a/src/git-command-manager.ts
+++ b/src/git-command-manager.ts
@@ -448,7 +448,7 @@ class GitCommandManager {
 
   async submoduleUpdate(fetchDepth: number, recursive: boolean): Promise<void> {
     const args = ['-c', 'protocol.version=2']
-    args.push('submodule', 'update', '--init', '--force')
+    args.push('submodule', 'update', '--init', '--force', '--checkout')
     if (fetchDepth > 0) {
       args.push(`--depth=${fetchDepth}`)
     }