diff --git a/.github/workflows/kurtosis-e2e.yml b/.github/workflows/kurtosis-e2e.yml
index 2430355b10..4816b72da7 100644
--- a/.github/workflows/kurtosis-e2e.yml
+++ b/.github/workflows/kurtosis-e2e.yml
@@ -20,15 +20,31 @@ env:
 
 jobs:
   e2e-tests:
-    name: E2E Tests
-    runs-on: ubuntu24.04-16core-64GB-600SSD-bor
+    runs-on: ubuntu-latest
     timeout-minutes: 30
 
     steps:
+      # This is needed because the job fails with "System.IO.IOException: No space left on device".
+      - name: Free disk space
+        uses: jlumbroso/free-disk-space@v1.3.1
+        with:
+          android: false
+          docker-images: false
+          dotnet: true
+          haskell: true
+          large-packages: false
+          swap-storage: false
+          tool-cache: true
+
       - name: Install dependencies on Linux
         if: runner.os == 'Linux'
         run: sudo apt update && sudo apt install build-essential
 
+      - name: Install Go
+        uses: actions/setup-go@v6
+        with:
+          go-version: 'stable'
+
       - name: Checkout bor
         uses: actions/checkout@v5
         with:
@@ -52,7 +68,7 @@ jobs:
         uses: actions/checkout@v5
         with:
           repository: 0xPolygon/kurtosis-pos
-          ref: v1.2.2
+          ref: v1.2.6
           path: kurtosis-pos
 
       - name: Pre kurtosis run
diff --git a/.github/workflows/kurtosis-stateless-e2e.yml b/.github/workflows/kurtosis-stateless-e2e.yml
index 653dbecdcf..ebfcd96d7f 100644
--- a/.github/workflows/kurtosis-stateless-e2e.yml
+++ b/.github/workflows/kurtosis-stateless-e2e.yml
@@ -1,4 +1,4 @@
-name: Stateless Sync Tests
+name: Stateless Sync E2E Tests
 
 on:
   push:
@@ -20,11 +20,22 @@ env:
 
 jobs:
   e2e-tests:
-    name: E2E Tests
-    runs-on: ubuntu24.04-16core-64GB-600SSD-bor
+    runs-on: ubuntu-latest
     timeout-minutes: 45
 
     steps:
+      # This is needed because the job fails with "System.IO.IOException: No space left on device".
+      - name: Free disk space
+        uses: jlumbroso/free-disk-space@v1.3.1
+        with:
+          android: false
+          docker-images: false
+          dotnet: true
+          haskell: true
+          large-packages: false
+          swap-storage: false
+          tool-cache: true
+
       - name: Install dependencies on Linux
         if: runner.os == 'Linux'
         run: sudo apt update && sudo apt install build-essential
@@ -52,7 +63,7 @@ jobs:
         uses: actions/checkout@v5
         with:
           repository: 0xPolygon/kurtosis-pos
-          ref: v1.2.2
+          ref: v1.2.6
           path: kurtosis-pos
 
       - name: Pre kurtosis run