diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e2c4512..dc1e1fb 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -125,7 +125,6 @@ jobs:
         id: test-checkout
         with:
           checkout: true
-          checkout-fetch-depth: 0
           checkout-ref: main
           checkout-submodules: false
           checkout-token: ${{ secrets.GITHUB_TOKEN }}
@@ -136,6 +135,9 @@ jobs:
           echo "Checkout Commit: ${{ steps.test-checkout.outputs.checkout-commit }}"
           git_value=$(git log -1 --oneline)
           echo "Git Commit: ${git_value}"
+          shallow_value=$(git rev-parse --is-shallow-repository)
+          echo "Is Shallow Repository: ${shallow_value}"
+          test "${shallow_value}" = "true"
 
   test-setup-java:
     name: Test Setup Java Action
diff --git a/README.md b/README.md
index 10547a4..64c1909 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ Common steps for initializing a job for GitHub actions. This composite action co
 | checkout             | Whether to checkout the repository                       | No       | -       | `true`/`false`             |
 | checkout-ref         | The branch, tag or SHA to checkout                       | No       | -       | any `branch`/`tag`/`SHA`   |
 | checkout-token       | Personal access token (PAT) used to fetch the repository | No       | -       | `Token` used for checkout  |
-| checkout-fetch-depth | Depth of commit history to fetch                         | No       | 0       | `0` (full)/`1`/`2`/...     |
+| checkout-fetch-depth | Depth of commit history to fetch                         | No       | 1       | `0` (full)/`1`/`2`/...     |
 | checkout-submodules  | Whether to fetch submodules                              | No       | false   | `true`/`false`/`recursive` |
 
 **Java**
diff --git a/action.yml b/action.yml
index f1d95e4..06b11d1 100644
--- a/action.yml
+++ b/action.yml
@@ -15,7 +15,7 @@ inputs:
   checkout-fetch-depth:
     description: 'Depth of commit history to fetch'
     required: false
-    default: '0'
+    default: '1'
   checkout-submodules:
     description: 'Whether to checkout submodules (true/false/recursive)'
     default: 'false'