diff --git a/frontend/src/components/inbox/helpers/mapMessages.tsx b/frontend/src/components/inbox/helpers/mapMessages.tsx
index 4a35697c..a46a63a7 100644
--- a/frontend/src/components/inbox/helpers/mapMessages.tsx
+++ b/frontend/src/components/inbox/helpers/mapMessages.tsx
@@ -16,6 +16,7 @@ import { ReactNode } from "react";
 import { ROUTES } from "@/services/api.class";
 import { EntityType } from "@/services/types";
 import { IMessage, IMessageFull } from "@/types/message.types";
+import { buildURL } from "@/utils/URL";
 
 import { AttachmentViewer } from "../components/AttachmentViewer";
 import { Carousel } from "../components/Carousel";
@@ -134,10 +135,7 @@ export function getAvatarSrc(
   entity: EntityType.USER | EntityType.SUBSCRIBER,
   id?: string,
 ) {
-  //remove trailing slash
-  return `${String(apiUrl).replace(/\/$/, "")}${ROUTES[entity]}/${
-    id || "bot"
-  }/profile_pic`;
+  return buildURL(apiUrl, `${ROUTES[entity]}/${id || "bot"}/profile_pic`);
 }
 
 export function getMessagePosition(