diff --git a/src/front/index.js b/src/front/index.js
index 3937b7a..85dba73 100644
--- a/src/front/index.js
+++ b/src/front/index.js
@@ -6,6 +6,9 @@ import * as map from "./map/index.js";
 const coursesSimulation = simulation.start();
 let courseId = null;
 
+window.__courses = coursesSimulation.courses;
+window.__network = network;
+
 // Create display panel
 const panel = document.querySelector("#panel");
 
diff --git a/src/tam/simulation.js b/src/tam/simulation.js
index 30aae2e..209f2e4 100644
--- a/src/tam/simulation.js
+++ b/src/tam/simulation.js
@@ -314,7 +314,5 @@ export const start = () => {
         tick(courses, time);
     };
 
-    window.__courses = courses;
-
     return { courses, update };
 };