diff --git a/.github/workflows/ci-master.yml b/.github/workflows/ci-master.yml
index 938335558e..6d517cc1d5 100644
--- a/.github/workflows/ci-master.yml
+++ b/.github/workflows/ci-master.yml
@@ -43,7 +43,9 @@ jobs:
       ref: ${{ inputs.branch }}
       nodeVersion: ${{ matrix.node-version }}
       cacheKey: ${{ github.sha }}-base:build
-      collectCoverage: true
+      collectCoverage: ${{ matrix.node-version == '20.x' }}
+    secrets:
+      CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
 
   lint:
     name: Lint
diff --git a/.github/workflows/units-tests-reusable.yml b/.github/workflows/units-tests-reusable.yml
index 61ed73672e..2c82e9834d 100644
--- a/.github/workflows/units-tests-reusable.yml
+++ b/.github/workflows/units-tests-reusable.yml
@@ -22,6 +22,10 @@ on:
         required: false
         default: false
         type: boolean
+    secrets:
+      CODECOV_TOKEN:
+        description: 'Codecov upload token.'
+        required: false
 
 jobs:
   unit-test:
@@ -67,6 +71,6 @@ jobs:
 
       - name: Upload coverage to Codecov
         if: inputs.collectCoverage
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4.5.0
         with:
-          files: packages/@n8n/chat/coverage/cobertura-coverage.xml,packages/@n8n/nodes-langchain/coverage/cobertura-coverage.xml,packages/@n8n/permissions/coverage/cobertura-coverage.xml,packages/@n8n/client-oauth2/coverage/cobertura-coverage.xml,packages/cli/coverage/cobertura-coverage.xml,packages/core/coverage/cobertura-coverage.xml,packages/design-system/coverage/cobertura-coverage.xml,packages/@n8n/codemirror-lang/coverage/cobertura-coverage.xml,packages/editor-ui/coverage/cobertura-coverage.xml,packages/nodes-base/coverage/cobertura-coverage.xml,packages/workflow/coverage/cobertura-coverage.xml
+          token: ${{ secrets.CODECOV_TOKEN }}
diff --git a/packages/@n8n/nodes-langchain/jest.config.js b/packages/@n8n/nodes-langchain/jest.config.js
index d6c48554a7..b95d3acee9 100644
--- a/packages/@n8n/nodes-langchain/jest.config.js
+++ b/packages/@n8n/nodes-langchain/jest.config.js
@@ -1,2 +1,5 @@
 /** @type {import('jest').Config} */
-module.exports = require('../../../jest.config');
+module.exports = {
+	...require('../../../jest.config'),
+	collectCoverageFrom: ['credentials/**/*.ts', 'nodes/**/*.ts', 'utils/**/*.ts'],
+};