diff --git a/.github/workflows/staging.yml b/.github/workflows/staging.yml
index 8dfd85cfc..78d8fc261 100644
--- a/.github/workflows/staging.yml
+++ b/.github/workflows/staging.yml
@@ -60,7 +60,7 @@ jobs:
     - name: checkout code
       uses: actions/checkout@v4
       with:
-        ref: ${{ github.event_name == 'workflow_dispatch' && github.ref_name || 'v1.3.0-test' }}
+        ref: ${{ github.event_name == 'workflow_dispatch' && github.ref_name || 'release-v1.4.0' }}
 
     - name: Set deployment_version as env variable
       run: echo "DEPLOYMENT_VERSION=$(jq -r .deployment_version ./E2E-tests/config/substrate/staging_nodes.json)" >> $GITHUB_ENV
@@ -72,7 +72,7 @@ jobs:
         elif [ ! -z "${{ inputs.execution }}" ]; then
           echo "TEST_EXECUTION=${{ inputs.execution }}" >> $GITHUB_ENV
         else
-          echo "TEST_PLAN=ETCM-8562" >> $GITHUB_ENV
+          echo "TEST_PLAN=ETCM-8917" >> $GITHUB_ENV
         fi
 
     - name: set report_to_xray env variable
diff --git a/E2E-tests/config/substrate/staging_nodes.json b/E2E-tests/config/substrate/staging_nodes.json
index daf531015..391bff047 100644
--- a/E2E-tests/config/substrate/staging_nodes.json
+++ b/E2E-tests/config/substrate/staging_nodes.json
@@ -1,7 +1,8 @@
 {
-    "deployment_mc_epoch": 749,
+    "deployment_mc_epoch": 770,
+    "initial_pc_epoch": 4814532,
     "genesis_utxo": "4e65eddc6132c1b9891d43f9d67a4a0a7b6e614b648f59dc97538f3f23eb96bf#1",
-    "deployment_version": "v1.3.0",
+    "deployment_version": "v1.4.0-rc2",
     "test_environment": "staging",
     "nodes_config": {
         "nodes": {