diff --git a/drivers/lanzou/help.go b/drivers/lanzou/help.go
index 458aab85..c3f5c6bb 100644
--- a/drivers/lanzou/help.go
+++ b/drivers/lanzou/help.go
@@ -92,11 +92,8 @@ func RemoveJSComment(data string) string {
 			result.WriteByte(v)
 			continue
 		}
-		if inComment {
-			if v == '*' && i+1 < len(data) && data[i+1] == '/' {
-				inComment = false
-				i++
-			}
+		if inComment && v == '*' && i+1 < len(data) && data[i+1] == '/' {
+			inComment = false
 			continue
 		}
 		if v == '/' && i+1 < len(data) {