diff --git a/src/main.rs b/src/main.rs
index 34489d39dfd7f618b3d1dd835e966257b1df69d1..f69bc48a9ee71b00ac6f7be841a5e161163cc8f7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -272,10 +272,8 @@ fn default_config() -> rocket::Config {
         {
             use rocket::config::Sig;
 
-            let signals = &mut shutdown.signals;
-
-            signals.insert(Sig::Term);
-            signals.insert(Sig::Int);
+            shutdown.signals.insert(Sig::Term);
+            shutdown.signals.insert(Sig::Int);
         }
 
         // Once shutdown is triggered, this is the amount of seconds before rocket