diff --git a/tracker/tracker/src/main/app/index.ts b/tracker/tracker/src/main/app/index.ts
index 091d2e104..0904389f9 100644
--- a/tracker/tracker/src/main/app/index.ts
+++ b/tracker/tracker/src/main/app/index.ts
@@ -291,11 +291,11 @@ export default class App {
     return this.session.getInfo().sessionID || undefined
   }
 
-  getSessionURL(): string {
+  getSessionURL(): string | undefined {
     const { projectID, sessionID } = this.session.getInfo()
     if (!projectID || !sessionID) {
       this.debug.error('OpenReplay error: Unable to build session URL')
-      return ''
+      return undefined
     }
 
     return this.options.ingestPoint.replace(/\/ingest$/, `${projectID}/session/${sessionID}`)
diff --git a/tracker/tracker/src/main/app/session.ts b/tracker/tracker/src/main/app/session.ts
index e109242e8..e98d55da7 100644
--- a/tracker/tracker/src/main/app/session.ts
+++ b/tracker/tracker/src/main/app/session.ts
@@ -21,9 +21,8 @@ export default class Session {
   private readonly callbacks: OnUpdateCallback[] = []
   private timestamp = 0
   private projectID: string | undefined
-  private sessionUrl: string
 
-  constructor(private readonly app: App, private options: Options) {}
+  constructor(private readonly app: App, private readonly options: Options) {}
 
   attachUpdateCallback(cb: OnUpdateCallback) {
     this.callbacks.push(cb)
diff --git a/tracker/tracker/src/main/index.ts b/tracker/tracker/src/main/index.ts
index 9255822fd..ff8d27b4c 100644
--- a/tracker/tracker/src/main/index.ts
+++ b/tracker/tracker/src/main/index.ts
@@ -209,9 +209,9 @@ export default class API {
     return this.getSessionID()
   }
 
-  getSessionURL(): string | null {
+  getSessionURL(): string | undefined {
     if (this.app === null) {
-      return null
+      return undefined
     }
     return this.app.getSessionURL()
   }