diff --git a/.github/workflows/assertoor.yml b/.github/workflows/assertoor.yml
index 252de8d86..211f0574b 100644
--- a/.github/workflows/assertoor.yml
+++ b/.github/workflows/assertoor.yml
@@ -28,7 +28,7 @@ jobs:
       - name: Setup kurtosis testnet and run assertoor tests
         uses: ethpandaops/kurtosis-assertoor-github-action@v1
         with:
-          kurtosis_version: '1.3.1'
+          kurtosis_version: "1.4.2"
           ethereum_package_url: 'github.com/lambdaclass/ethereum-package'
           ethereum_package_branch: 'lecc-integration-and-assertoor'
           ethereum_package_args: './assertoor-config.yml'
diff --git a/assertoor-config.yml b/assertoor-config.yml
index 5b12631c2..6ae1474d3 100644
--- a/assertoor-config.yml
+++ b/assertoor-config.yml
@@ -1,7 +1,10 @@
 participants:
   - el_type: geth
+    el_image: ethereum/client-go:v1.14.12
     cl_type: lighthouse
+    cl_image: sigp/lighthouse:v5.3.0
   - el_type: geth
+    el_image: ethereum/client-go:v1.14.12
     cl_type: lambda
     cl_image: lambda_ethereum_consensus:latest
     use_separate_vc: false