diff --git a/src/core/core.go b/src/core/core.go
index 9fa00c6d..e5bc6153 100644
--- a/src/core/core.go
+++ b/src/core/core.go
@@ -14,6 +14,7 @@ import (
 	"net"
 	"net/url"
 	"time"
+	"strings"
 
 	iwe "github.com/Arceliar/ironwood/encrypted"
 	iwt "github.com/Arceliar/ironwood/types"