diff --git a/src/services/token-refresh.service.ts b/src/services/token-refresh.service.ts
index 1faac11..f11660a 100644
--- a/src/services/token-refresh.service.ts
+++ b/src/services/token-refresh.service.ts
@@ -33,10 +33,25 @@ export class TokenRefreshService {
 
     this.authService.refreshToken()
       .pipe(
-        catchError(_ => {
-          localStorage.removeItem(ApiService.tokenKey);
-          this.refreshTokenExpireMs = -1;
-          return of(undefined);
+        catchError(error => {
+          if (error.status === 403 || error.status === 401) {
+            localStorage.removeItem(ApiService.tokenKey);
+            this.refreshTokenExpireMs = -1;
+            return of(undefined);
+          }
+
+          let retryTime = this.refreshTokenExpireMs;
+
+          if (retryTime < environment.retryDelay)
+            retryTime = environment.retryDelay;
+
+          // 15 minutes
+          if (retryTime * 2 <= 900_000)
+            retryTime *= 2;
+          else
+            retryTime = 900_000;
+
+          return of(retryTime);
         }))
       .subscribe(data => {
         if (data)