diff --git a/pkg/cmd/rollback.go b/pkg/cmd/rollback.go
index 8574f794c..466d0f6ad 100644
--- a/pkg/cmd/rollback.go
+++ b/pkg/cmd/rollback.go
@@ -21,7 +21,6 @@ import (
 	"io"
 	"strconv"
 	"time"
-	"unicode/utf8"
 
 	"github.com/spf13/cobra"