diff --git a/plugins/analytics-module-ga4/README.md b/plugins/analytics-module-ga4/README.md
index 97bb751ca8..93138a8235 100644
--- a/plugins/analytics-module-ga4/README.md
+++ b/plugins/analytics-module-ga4/README.md
@@ -61,7 +61,13 @@ backend:
   csp:
     connect-src: ["'self'", 'http:', 'https:']
     # Add these two lines below
-    script-src: ["'self'", "'unsafe-eval'", 'https://www.google-analytics.com']
+    script-src:
+      [
+        "'self'",
+        "'unsafe-eval'",
+        'https://www.google-analytics.com',
+        'https://www.googletagmanager.com',
+      ]
     img-src: ["'self'", 'data:', 'https://www.google-analytics.com']
 ```