diff --git a/iot_config/src/lib.rs b/iot_config/src/lib.rs
index b2d6959d6..cbaaef6ba 100644
--- a/iot_config/src/lib.rs
+++ b/iot_config/src/lib.rs
@@ -52,7 +52,7 @@ pub async fn broadcast_update<T: std::fmt::Debug>(
 fn enqueue_update(queue_size: usize) -> bool {
     // enqueue the message for broadcast if
     // the current queue is <= 80% full
-    (queue_size * 100) / BROADCAST_CHANNEL_QUEUE <= 85
+    (queue_size * 100) / BROADCAST_CHANNEL_QUEUE <= 80
 }
 
 pub fn verify_public_key(bytes: &[u8]) -> Result<PublicKey, Status> {
diff --git a/iot_config/src/route.rs b/iot_config/src/route.rs
index ecc7598af..3c4b2c7ab 100644
--- a/iot_config/src/route.rs
+++ b/iot_config/src/route.rs
@@ -100,7 +100,7 @@ pub enum RouteStorageError {
 pub async fn create_route(
     route: Route,
     db: impl sqlx::PgExecutor<'_> + sqlx::Acquire<'_, Database = sqlx::Postgres> + Copy,
-    signing_key: Arc<Keypair>,
+    signing_key: &Keypair,
     update_tx: Sender<proto::RouteStreamResV1>,
 ) -> anyhow::Result<Route> {
     let net_id: i32 = route.net_id.into();
@@ -137,35 +137,30 @@ pub async fn create_route(
 
     transaction.commit().await?;
 
-    tokio::spawn({
-        let new_route = new_route.clone();
-        async move {
-            let timestamp = Utc::now().encode_timestamp();
-            let signer = signing_key.public_key().into();
-            let mut update = proto::RouteStreamResV1 {
-                action: proto::ActionV1::Add.into(),
-                data: Some(proto::route_stream_res_v1::Data::Route(
-                    new_route.clone().into(),
-                )),
-                timestamp,
-                signer,
-                signature: vec![],
-            };
-            _ = futures::future::ready(signing_key.sign(&update.encode_to_vec()))
-                .map_err(|err| {
-                    tracing::error!(error = ?err, "error signing route create");
-                    anyhow!("error signing route create")
-                })
-                .and_then(|signature| {
-                    update.signature = signature;
-                    broadcast_update(update, update_tx).map_err(|_| {
-                        tracing::error!("failed broadcasting route create");
-                        anyhow!("failed broadcasting route create")
-                    })
-                })
-                .await;
-        }
-    });
+    let timestamp = Utc::now().encode_timestamp();
+    let signer = signing_key.public_key().into();
+    let mut update = proto::RouteStreamResV1 {
+        action: proto::ActionV1::Add.into(),
+        data: Some(proto::route_stream_res_v1::Data::Route(
+            new_route.clone().into(),
+        )),
+        timestamp,
+        signer,
+        signature: vec![],
+    };
+    _ = futures::future::ready(signing_key.sign(&update.encode_to_vec()))
+        .map_err(|err| {
+            tracing::error!(error = ?err, "error signing route create");
+            anyhow!("error signing route create")
+        })
+        .and_then(|signature| {
+            update.signature = signature;
+            broadcast_update(update, update_tx).map_err(|_| {
+                tracing::error!("failed broadcasting route create");
+                anyhow!("failed broadcasting route create")
+            })
+        })
+        .await;
 
     Ok(new_route)
 }
@@ -173,7 +168,7 @@ pub async fn create_route(
 pub async fn update_route(
     route: Route,
     db: impl sqlx::PgExecutor<'_> + sqlx::Acquire<'_, Database = sqlx::Postgres> + Copy,
-    signing_key: Arc<Keypair>,
+    signing_key: &Keypair,
     update_tx: Sender<proto::RouteStreamResV1>,
 ) -> anyhow::Result<Route> {
     let protocol_opts = route
@@ -208,36 +203,31 @@ pub async fn update_route(
 
     transaction.commit().await?;
 
-    tokio::spawn({
-        let updated_route = updated_route.clone();
-        async move {
-            let timestamp = Utc::now().encode_timestamp();
-            let signer = signing_key.public_key().into();
-            let mut update_res = proto::RouteStreamResV1 {
-                action: proto::ActionV1::Add.into(),
-                data: Some(proto::route_stream_res_v1::Data::Route(
-                    updated_route.clone().into(),
-                )),
-                timestamp,
-                signer,
-                signature: vec![],
-            };
-
-            _ = futures::future::ready(signing_key.sign(&update_res.encode_to_vec()))
-                .map_err(|err| {
-                    tracing::error!(error = ?err, "error signing route update");
-                    anyhow!("error signing route update")
-                })
-                .and_then(|signature| {
-                    update_res.signature = signature;
-                    broadcast_update(update_res, update_tx).map_err(|_| {
-                        tracing::error!("failed broadcasting route update");
-                        anyhow!("failed broadcasting route update")
-                    })
-                })
-                .await;
-        }
-    });
+    let timestamp = Utc::now().encode_timestamp();
+    let signer = signing_key.public_key().into();
+    let mut update_res = proto::RouteStreamResV1 {
+        action: proto::ActionV1::Add.into(),
+        data: Some(proto::route_stream_res_v1::Data::Route(
+            updated_route.clone().into(),
+        )),
+        timestamp,
+        signer,
+        signature: vec![],
+    };
+
+    _ = futures::future::ready(signing_key.sign(&update_res.encode_to_vec()))
+        .map_err(|err| {
+            tracing::error!(error = ?err, "error signing route update");
+            anyhow!("error signing route update")
+        })
+        .and_then(|signature| {
+            update_res.signature = signature;
+            broadcast_update(update_res, update_tx).map_err(|_| {
+                tracing::error!("failed broadcasting route update");
+                anyhow!("failed broadcasting route update")
+            })
+        })
+        .await;
 
     Ok(updated_route)
 }
@@ -636,7 +626,7 @@ pub async fn get_route(id: &str, db: impl sqlx::PgExecutor<'_>) -> anyhow::Resul
 pub async fn delete_route(
     id: &str,
     db: impl sqlx::PgExecutor<'_> + sqlx::Acquire<'_, Database = sqlx::Postgres> + Copy,
-    signing_key: Arc<Keypair>,
+    signing_key: &Keypair,
     update_tx: Sender<proto::RouteStreamResV1>,
 ) -> anyhow::Result<()> {
     let uuid = Uuid::try_parse(id)?;
@@ -656,30 +646,28 @@ pub async fn delete_route(
 
     transaction.commit().await?;
 
-    tokio::spawn(async move {
-        let timestamp = Utc::now().encode_timestamp();
-        let signer = signing_key.public_key().into();
-        let mut delete_res = proto::RouteStreamResV1 {
-            action: proto::ActionV1::Remove.into(),
-            data: Some(proto::route_stream_res_v1::Data::Route(
-                route.clone().into(),
-            )),
-            timestamp,
-            signer,
-            signature: vec![],
-        };
-
-        _ = signing_key
-            .sign(&delete_res.encode_to_vec())
-            .map_err(|_| anyhow!("failed to sign route delete update"))
-            .and_then(|signature| {
-                delete_res.signature = signature;
-                update_tx.send(delete_res).map_err(|_| {
-                    tracing::error!("failed to broadcast route delete update");
-                    anyhow!("failed to broadcast route delete update")
-                })
-            });
-    });
+    let timestamp = Utc::now().encode_timestamp();
+    let signer = signing_key.public_key().into();
+    let mut delete_res = proto::RouteStreamResV1 {
+        action: proto::ActionV1::Remove.into(),
+        data: Some(proto::route_stream_res_v1::Data::Route(
+            route.clone().into(),
+        )),
+        timestamp,
+        signer,
+        signature: vec![],
+    };
+
+    _ = signing_key
+        .sign(&delete_res.encode_to_vec())
+        .map_err(|_| anyhow!("failed to sign route delete update"))
+        .and_then(|signature| {
+            delete_res.signature = signature;
+            update_tx.send(delete_res).map_err(|_| {
+                tracing::error!("failed to broadcast route delete update");
+                anyhow!("failed to broadcast route delete update")
+            })
+        });
 
     Ok(())
 }
diff --git a/iot_config/src/route_service.rs b/iot_config/src/route_service.rs
index 647a9c630..99baa6d95 100644
--- a/iot_config/src/route_service.rs
+++ b/iot_config/src/route_service.rs
@@ -280,7 +280,7 @@ impl iot_config::Route for RouteService {
         let new_route: Route = route::create_route(
             route,
             &self.pool,
-            self.signing_key.clone(),
+            &self.signing_key,
             self.clone_update_channel(),
         )
         .await
@@ -323,7 +323,7 @@ impl iot_config::Route for RouteService {
         let updated_route = route::update_route(
             route,
             &self.pool,
-            self.signing_key.clone(),
+            &self.signing_key,
             self.clone_update_channel(),
         )
         .await
@@ -360,7 +360,7 @@ impl iot_config::Route for RouteService {
         route::delete_route(
             &request.id,
             &self.pool,
-            self.signing_key.clone(),
+            &self.signing_key,
             self.clone_update_channel(),
         )
         .await