diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 5755991..ec52b51 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -16,7 +16,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [22.x]
+        node-version: [20.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
diff --git a/README.md b/README.md
index 11ca920..544433b 100644
--- a/README.md
+++ b/README.md
@@ -194,7 +194,7 @@ Visiting `https://localhost:3000` should now work without warnings.
 ### Building
 `npm run build` - creates project distributes. 
 
-Build script `run.mjs` built with Node 18
+Build script `runmjs` built with Node 20
 
 ### Tests
 `npm run test` - Launches pupeeter integration tests in a browser