diff --git a/.github/actions/kurtosis-install/action.yaml b/.github/actions/kurtosis-install/action.yaml
index 783d23127..213f62c16 100644
--- a/.github/actions/kurtosis-install/action.yaml
+++ b/.github/actions/kurtosis-install/action.yaml
@@ -3,7 +3,7 @@ inputs:
   version:
     description: 'Version to install'
     required: false
-    default: '1.3.1'
+    default: 'latest'
 runs:
   using: composite
   steps:
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index d013da666..fa8151b39 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -72,7 +72,6 @@ jobs:
       - name: Kurtosis Assertoor GitHub Action
         uses: ethpandaops/kurtosis-assertoor-github-action@v1
         with:
-          kurtosis_version: "1.3.1"
           kurtosis_extra_args: "--image-download always --non-blocking-tasks --verbosity DETAILED"
           ethereum_package_branch: ""
           ethereum_package_args: .github/tests/mix-assert.yaml
diff --git a/.github/workflows/per-pr.yml b/.github/workflows/per-pr.yml
index e32eee416..96f4d5b0c 100644
--- a/.github/workflows/per-pr.yml
+++ b/.github/workflows/per-pr.yml
@@ -73,7 +73,6 @@ jobs:
       - name: Kurtosis Assertoor GitHub Action
         uses: ethpandaops/kurtosis-assertoor-github-action@v1
         with:
-          kurtosis_version: "1.3.1"
           ethereum_package_url: "."
           ethereum_package_branch: ""
           ethereum_package_args: .github/tests/mix-assert.yaml
diff --git a/.github/workflows/run-k8s.yml b/.github/workflows/run-k8s.yml
index 2fd7aa9bc..aaa7714d6 100644
--- a/.github/workflows/run-k8s.yml
+++ b/.github/workflows/run-k8s.yml
@@ -38,7 +38,6 @@ jobs:
         id: testnet
         uses: ethpandaops/kurtosis-assertoor-github-action@v1
         with:
-          kurtosis_version: "1.3.1"
           kurtosis_extra_args: "--image-download always --non-blocking-tasks --verbosity DETAILED"
           kurtosis_backend: "kubernetes"
           kubernetes_config: "${{ steps.kubeconfig.outputs.kubeconfig }}"