diff --git a/challenger/handler.go b/challenger/handler.go
index 7f53be1..fab3204 100644
--- a/challenger/handler.go
+++ b/challenger/handler.go
@@ -17,7 +17,7 @@ func (c *Challenger) challengeHandler(ctx types.Context) error {
 			return nil
 		case challenge := <-c.challengeCh:
 			c.stage.Reset()
-            // Remove the pending challenge that was stored by the client or host
+			// Remove the pending challenge that was stored by the client or host
 			err := challengerdb.DeletePendingChallenge(c.stage, challenge)
 			if err != nil {
 				return err