diff --git a/src/lib/api/axiosInstance.ts b/src/lib/api/axiosInstance.ts
index c2d51e3..bac6542 100644
--- a/src/lib/api/axiosInstance.ts
+++ b/src/lib/api/axiosInstance.ts
@@ -101,7 +101,17 @@ axiosInstance.interceptors.request.use(async function (config) {
   const tokenValue = await getToken();
   const token = tokenValue ? tokenValue : "";
 
+  let slug = "dmenu";
+  if (typeof window !== "undefined") {
+    const pathname = window.location.pathname;
+    const pathParts = pathname.split("/").filter(Boolean);
+    if (pathParts.length > 0) {
+      slug = pathParts[0];
+    }
+  }
+
   config.headers.Authorization = "Bearer " + token;
+  config.headers["X-SLUG"] = slug;
 
   return config;
 });