diff --git a/connection.go b/connection.go
index ddb096a1..8afb3f9e 100644
--- a/connection.go
+++ b/connection.go
@@ -20,7 +20,6 @@ const (
 	numBatchMsgPackets = 10
 	minReadBufferSize  = 1024
 	minWriteBufferSize = 65536
-	idleTimeoutMinutes = 5
 	updateState        = 2 * time.Second
 	pingTimeout        = 40 * time.Second
 	flushThrottle      = 100 * time.Millisecond