diff --git a/.github/workflows/test-action.yml b/.github/workflows/test-action.yml
index 8f4eaff..1f88377 100644
--- a/.github/workflows/test-action.yml
+++ b/.github/workflows/test-action.yml
@@ -16,8 +16,8 @@ jobs:
         ct version
         CT_VERSION_OUTPUT=$(ct version 2>&1 /dev/null)
         ACTUAL_VERSION=$(echo "$CT_VERSION_OUTPUT" | grep Version | rev | cut -d ' ' -f1 | rev)
-        if [[ $ACTUAL_VERSION != 'v3.7.1' ]]; then
-          echo 'should be v3.7.1'
+        if [[ $ACTUAL_VERSION != 'v3.8.0' ]]; then
+          echo 'should be v3.8.0'
           exit 1
         else
           exit 0
@@ -41,7 +41,7 @@ jobs:
     - name: Install chart-testing
       uses: ./
       with:
-        version: 'v3.5.1'
+        version: 'v3.7.1'
         yamllint_version: '1.27.1'
         yamale_version: '3.0.4'
     - name: Check install!
@@ -49,8 +49,8 @@ jobs:
         ct version
         CT_VERSION_OUTPUT=$(ct version 2>&1 /dev/null)
         ACTUAL_VERSION=$(echo "$CT_VERSION_OUTPUT" | grep Version | rev | cut -d ' ' -f1 | rev)
-        if [[ $ACTUAL_VERSION != 'v3.5.1' ]]; then
-          echo 'should be v3.5.1'
+        if [[ $ACTUAL_VERSION != 'v3.7.1' ]]; then
+          echo 'should be v3.7.1'
           exit 1
         else
           exit 0
diff --git a/README.md b/README.md
index 66f8ccb..94f0587 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ A GitHub Action for installing the [helm/chart-testing](https://github.com/helm/
 
 For more information on inputs, see the [API Documentation](https://developer.github.com/v3/repos/releases/#input)
 
-- `version`: The chart-testing version to install (default: `v3.7.1`)
+- `version`: The chart-testing version to install (default: `v3.8.0`)
 - `yamllint_version`: The chart-testing version to install (default: `1.27.1`)
 - `yamale_version`: The chart-testing version to install (default: `3.0.4`)
 
@@ -44,7 +44,7 @@ jobs:
       - name: Set up Helm
         uses: azure/setup-helm@v3
         with:
-          version: v3.10.0
+          version: v3.11.2
 
       - uses: actions/setup-python@v4
         with:
@@ -52,7 +52,7 @@ jobs:
           check-latest: true
 
       - name: Set up chart-testing
-        uses: helm/chart-testing-action@v2.3.1
+        uses: helm/chart-testing-action@v2.4.0
 
       - name: Run chart-testing (list-changed)
         id: list-changed
@@ -67,13 +67,12 @@ jobs:
         run: ct lint --target-branch ${{ github.event.repository.default_branch }}
 
       - name: Create kind cluster
-        uses: helm/kind-action@v1.4.0
         if: steps.list-changed.outputs.changed == 'true'
+        uses: helm/kind-action@v1.4.0
 
       - name: Run chart-testing (install)
-        run: ct install --target-branch ${{ github.event.repository.default_branch }}
         if: steps.list-changed.outputs.changed == 'true'
-
+        run: ct install --target-branch ${{ github.event.repository.default_branch }}
 ```
 
 This uses [`helm/kind-action`](https://www.github.com/helm/kind-action) GitHub Action to spin up a [kind](https://kind.sigs.k8s.io/) Kubernetes cluster,
diff --git a/action.yml b/action.yml
index 020c575..980bd1e 100644
--- a/action.yml
+++ b/action.yml
@@ -6,9 +6,9 @@ branding:
   icon: anchor
 inputs:
   version:
-    description: "The chart-testing version to install (default: v3.7.1)"
+    description: "The chart-testing version to install (default: v3.8.0)"
     required: false
-    default: v3.7.1
+    default: v3.8.0
   yamllint_version:
     description: "The yamllint version to install (default: 1.27.1)"
     required: false
diff --git a/ct.sh b/ct.sh
index d80c7eb..6e18e5e 100755
--- a/ct.sh
+++ b/ct.sh
@@ -4,7 +4,7 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
-DEFAULT_CHART_TESTING_VERSION=v3.7.1
+DEFAULT_CHART_TESTING_VERSION=v3.8.0
 DEFAULT_YAMLLINT_VERSION=1.27.1
 DEFAULT_YAMALE_VERSION=3.0.4