1 files changed, 2 insertions, 1 deletions

diff --git a/server/controllers/tracker.ts b/server/controllers/tracker.ts
index 915981f67..37f8f12c9 100644
--- a/server/controllers/tracker.ts
+++ b/server/controllers/tracker.ts
@@ -109,7 +109,8 @@ function createWebsocketTrackerServer (app: express.Application) {
             return
           }
 
-          return wss.handleUpgrade(request, socket, head, ws => wss.emit('connection', ws, request))
+          // FIXME: typings
+          return wss.handleUpgrade(request, socket as any, head, ws => wss.emit('connection', ws, request))
         })
         .catch(err => logger.error('Cannot check if tracker block ip exists.', { err }))
     }