diff --git a/Assets/Unheimlich_POC/Editor/SceneEditPresenceTool.cs b/Assets/Unheimlich_POC/Editor/SceneEditPresenceTool.cs
index 19b4f77b..359673e8 100644
--- a/Assets/Unheimlich_POC/Editor/SceneEditPresenceTool.cs
+++ b/Assets/Unheimlich_POC/Editor/SceneEditPresenceTool.cs
@@ -12,7 +12,7 @@ using UnityEngine.SceneManagement;
 public static class SceneEditPresenceTool
 {
     private const string ServerUrl = "http://unityapi.coiriergraphics.fr/scene_presence/";
-    private const double HeartbeatInterval = 10.0;
+    private const double HeartbeatInterval = 180;
 
     private static string _userId;
     private static string _projectName;