diff --git a/static/to_compile/entrypoints/assistant/script-to-iframe.ts b/static/to_compile/entrypoints/assistant/script-to-iframe.ts
index 69585a86b..5c62c7418 100644
--- a/static/to_compile/entrypoints/assistant/script-to-iframe.ts
+++ b/static/to_compile/entrypoints/assistant/script-to-iframe.ts
@@ -3,7 +3,8 @@ import { iframeResize } from "iframe-resizer";
 const script = document.currentScript as HTMLScriptElement
 const slug = script?.dataset?.objet;
 const origin = new URL(script?.getAttribute("src")).origin
-const src = `${origin}/${slug || ''}?iframe`;
+// TODO: mise en prod, remplacer dechet ci-dessous par une string vide
+const src = `${origin}/${slug || 'dechet'}?iframe`;
 const iframe = document.createElement("iframe");
 
 const iframeAttributes = {
diff --git a/static/to_compile/js/controllers/assistant/analytics.ts b/static/to_compile/js/controllers/assistant/analytics.ts
index fbebde9a5..09bc9d2c4 100644
--- a/static/to_compile/js/controllers/assistant/analytics.ts
+++ b/static/to_compile/js/controllers/assistant/analytics.ts
@@ -78,6 +78,11 @@ export default class extends Controller<HTMLElement> {
   }
 
   #checkIfWeAreInAnIframe() {
+    // The iframe URL parameter is not always set :
+    // - After a navigaation (click on a link)
+    // - If the iframe integration does not use our script
+    // In all these cases, we still want to determine
+    // whether the user browse inside an iframe or not.
     try {
       if (window.self !== window.top) {
         this.personProperties.iframe = true
@@ -91,7 +96,7 @@ export default class extends Controller<HTMLElement> {
       this.personProperties.iframe = true
     }
 
-    if (document.referrer) {
+    if (document.referrer && !document.referrer.includes(document.location.origin)) {
       this.personProperties.iframe = true
     }
   }