diff --git a/matrixgw_frontend/src/utils/RoomEventsManager.ts b/matrixgw_frontend/src/utils/RoomEventsManager.ts
index 4ac527d..9c20f10 100644
--- a/matrixgw_frontend/src/utils/RoomEventsManager.ts
+++ b/matrixgw_frontend/src/utils/RoomEventsManager.ts
@@ -158,7 +158,7 @@ export class RoomEventsManager {
     }
 
     // First, process redactions to skip redacted events
-    let redacted = new Set(
+    const redacted = new Set(
       this.events
         .map((e) =>
           e.data.type === "m.room.redaction" ? e.data.redacts : undefined
@@ -186,7 +186,7 @@ export class RoomEventsManager {
 
         // Else it is a new message; update receipts if needed
         else {
-          let userReceipt = receiptsUsersMap.get(evt.sender);
+          const userReceipt = receiptsUsersMap.get(evt.sender);
 
           // Create fake receipt if none is available
           if (!userReceipt)
diff --git a/matrixgw_frontend/src/widgets/messages/AppIconModifier.tsx b/matrixgw_frontend/src/widgets/messages/AppIconModifier.tsx
index 5cce966..11673e9 100644
--- a/matrixgw_frontend/src/widgets/messages/AppIconModifier.tsx
+++ b/matrixgw_frontend/src/widgets/messages/AppIconModifier.tsx
@@ -18,7 +18,7 @@ function getInitialFavicon(): HTMLLinkElement[] {
   return icons;
 }
 
-let iconPath = getInitialFavicon()[0].getAttribute("href")!;
+const iconPath = getInitialFavicon()[0].getAttribute("href")!;
 
 export function AppIconModifier(p: {
   numberUnread: number;