diff --git a/apps/web/package.json b/apps/web/package.json
index 3400b6c71..8b7f91d9c 100644
--- a/apps/web/package.json
+++ b/apps/web/package.json
@@ -38,8 +38,8 @@
     "qa:a11y": "make a11y",
     "qa:all": "make qa-all",
     "prepare": "husky",
-    "storybook": "cross-env VITE_API_URL=/api/v1 VITE_USE_MSW=true storybook dev -p 6006",
-    "build-storybook": "cross-env VITE_API_URL=/api/v1 VITE_USE_MSW=true storybook build"
+    "storybook": "cross-env VITE_API_URL=/api/v1 VITE_USE_MSW=true VITE_STORYBOOK=true storybook dev -p 6006",
+    "build-storybook": "cross-env VITE_API_URL=/api/v1 VITE_USE_MSW=true VITE_STORYBOOK=true storybook build"
   },
   "dependencies": {
     "@dnd-kit/core": "^6.3.1",
diff --git a/apps/web/src/utils/logger.ts b/apps/web/src/utils/logger.ts
index b30d9f40f..ea7754934 100644
--- a/apps/web/src/utils/logger.ts
+++ b/apps/web/src/utils/logger.ts
@@ -94,12 +94,14 @@ function formatLog(
     console.log(jsonLog);
 
     // FIX #19: Envoi optionnel vers endpoint de logging (si configuré)
-    // Par défaut, utiliser l'endpoint backend si VITE_LOG_ENDPOINT n'est pas défini
-    const logEndpoint =
-      import.meta.env.VITE_LOG_ENDPOINT ||
-      (import.meta.env.VITE_API_URL
-        ? `${import.meta.env.VITE_API_URL}/logs/frontend`
-        : null);
+    // Skip sending in Storybook so no network calls run in isolated UI environment
+    const isStorybook = import.meta.env.VITE_STORYBOOK === 'true';
+    const logEndpoint = isStorybook
+      ? null
+      : (import.meta.env.VITE_LOG_ENDPOINT ||
+          (import.meta.env.VITE_API_URL
+            ? `${import.meta.env.VITE_API_URL}/logs/frontend`
+            : null));
 
     // Envoyer tous les logs (pas seulement les erreurs) vers le backend pour archivage
     if (logEndpoint) {
diff --git a/apps/web/src/vite-env.d.ts b/apps/web/src/vite-env.d.ts
index b21789fd0..e7553e386 100644
--- a/apps/web/src/vite-env.d.ts
+++ b/apps/web/src/vite-env.d.ts
@@ -8,6 +8,7 @@ interface ImportMetaEnv {
   readonly VITE_APP_NAME: string;
   readonly VITE_DEBUG: string;
   readonly VITE_USE_MSW: string;
+  readonly VITE_STORYBOOK?: string;
   readonly VITE_FCM_VAPID_KEY: string;
   // more env variables...
 }