diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
new file mode 100644
index 0000000..fcb02a2
--- /dev/null
+++ b/.github/workflows/node.js.yml
@@ -0,0 +1,31 @@
+# This workflow will do a clean install of node dependencies, cache/restore them, build the source code and run tests across different versions of node
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
+
+name: Node.js CI
+
+on:
+  push:
+    branches: [ develop ]
+  pull_request:
+    branches: [ develop ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [12.x]
+        # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v2
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: 'npm'
+    - run: npm ci
+    - run: npm run build --if-present
+    - run: npm test
diff --git a/README.md b/README.md
index e4c53a8..d87fb85 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,4 @@
-[![Codacy Badge](https://api.codacy.com/project/badge/Grade/76fbecb57cb6451ab4df40afe4c444f0)](https://www.codacy.com/manual/rlreamy/delphinus-web?utm_source=github.com&utm_medium=referral&utm_content=KPMP/delphinus-web&utm_campaign=Badge_Grade)
-[![Build Status](https://travis-ci.org/KPMP/delphinus-web.svg?branch=develop)](https://travis-ci.org/KPMP/delphinus-web)
+[![Node.js CI](https://github.com/KPMP/delphinus-web/actions/workflows/node.js.yml/badge.svg)](https://github.com/KPMP/delphinus-web/actions/workflows/node.js.yml)
 
 # delphinus-web
 This project is the web front-end for the Digital Pathology Repository for the Kidney Precision Medicine Project.
diff --git a/src/components/Slides/slideHelpers.js b/src/components/Slides/slideHelpers.js
index 1eac4c4..8477e77 100755
--- a/src/components/Slides/slideHelpers.js
+++ b/src/components/Slides/slideHelpers.js
@@ -105,7 +105,7 @@ export const determineIfSlideTooLargeForGrid = (metadata, verticalGridSize = 500
         let innerLoopCount = (width - (vertical * 4)) / vertical;
         let numberOfLabels = Math.ceil(outerLoopCount) * Math.ceil(innerLoopCount);
 
-        if (numberOfLabels > 620) {
+        if (numberOfLabels > 775) {
             return true;
         } else {
             return false;
@@ -194,4 +194,4 @@ export const getGridOverlay = (metadata, labelSetId, verticalSize, horizontalSiz
 			console.error('Metadata not provided with slide')
 		}
 		return [overlay, overlayLabel];
-}
\ No newline at end of file
+}