diff --git a/session/session.go b/session/session.go
index 789380b0..102dfb05 100644
--- a/session/session.go
+++ b/session/session.go
@@ -5,7 +5,6 @@ import (
 	"crypto/md5"
 	"crypto/rand"
 	"crypto/sha1"
-	"encoding/base64"
 	"encoding/hex"
 	"fmt"
 	"io"