diff --git a/CHANGELOG.md b/CHANGELOG.md
index cb7bcb1b..f014b75f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 5.2.1 (Unreleased)
+* Update dependencies
+* [Don't update settings every project open to avoid settings synchronization being triggered](https://github.com/Gert-dev/php-ide-serenata/issues/499)
+
 ## 5.2.0
 * Update to [Serenata 5.2.0](https://gitlab.com/Serenata/Serenata/tags/5.2.0)
 
diff --git a/lib/SerenataClient.js b/lib/SerenataClient.js
index c8749465..5995a119 100644
--- a/lib/SerenataClient.js
+++ b/lib/SerenataClient.js
@@ -514,6 +514,10 @@ class SerenataClient extends AutoLanguageClient
 
         ++projectOpens;
 
+        if (projectOpens > 10) {
+            return; // We've already shown the message, skip updating the property to not trigger settings sync.
+        }
+
         this.container.getConfiguration().set('general.projectOpenCount', projectOpens);
 
         // Only show this after a couple of project opens to avoid bothering the user when he is still setting up and