diff --git a/backend-signal b/backend-signal
index a5540df..fe8ba26 160000
--- a/backend-signal
+++ b/backend-signal
@@ -1 +1 @@
-Subproject commit a5540dff2283b4bc7e847962403d61f37a177816
+Subproject commit fe8ba2689fd3cd7f79a4502e958473e8ed5fc2ae
diff --git a/docker-compose.yml b/docker-compose.yml
index 227eb90..b63dbdb 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -64,7 +64,7 @@ services:
 
   signal:
     build: ./backend-signal
-    tty: true
+    tty: false
     restart: unless-stopped
     environment:
       - PORT=80