diff --git a/util/src/io/service.rs b/util/src/io/service.rs
index 7df064794..6daaf8cc6 100644
--- a/util/src/io/service.rs
+++ b/util/src/io/service.rs
@@ -313,7 +313,7 @@ impl<Message> IoService<Message> where Message: Send + Sync + Clone + 'static {
 impl<Message> Drop for IoService<Message> where Message: Send + Sync + Clone {
 	fn drop(&mut self) {
 		self.host_channel.send(IoMessage::Shutdown).unwrap();
-		self.thread.take().unwrap().join().unwrap();
+		self.thread.take().unwrap().join().ok();
 	}
 }
 
diff --git a/util/src/io/worker.rs b/util/src/io/worker.rs
index 8527b245a..d4418afe0 100644
--- a/util/src/io/worker.rs
+++ b/util/src/io/worker.rs
@@ -99,6 +99,6 @@ impl Drop for Worker {
 		self.deleting.store(true, AtomicOrdering::Relaxed);
 		self.wait.notify_all();
 		let thread = mem::replace(&mut self.thread, None).unwrap();
-		thread.join().unwrap();
+		thread.join().ok();
 	}
 }
diff --git a/util/src/network/host.rs b/util/src/network/host.rs
index 55ade8090..9203e73b6 100644
--- a/util/src/network/host.rs
+++ b/util/src/network/host.rs
@@ -438,7 +438,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
 					io.update_registration(token).unwrap_or_else(|e| debug!(target: "net", "Session registration error: {:?}", e));
 				}
 			}
-		} else { warn!(target: "net", "Received event for unknown connection") }
+		} 
 		if kill {
 			self.kill_connection(token, io); //TODO: mark connection as dead an check in kill_connection
 			return;
@@ -498,9 +498,7 @@ impl<Message> Host<Message> where Message: Send + Sync + Clone {
 					}
 				}
 			}
-		} else {
-			warn!(target: "net", "Received event for unknown connection");
-		}
+		} 
 		if kill {
 			self.kill_connection(token, io); //TODO: mark connection as dead an check in kill_connection
 			return;