diff --git a/doc/sandbox.mdwn b/doc/sandbox.mdwn
index a0c20fff4..155a5ba4c 100644
--- a/doc/sandbox.mdwn
+++ b/doc/sandbox.mdwn
@@ -14,6 +14,8 @@ There are Polish diacritical characters: ą, ć, ę, ł, ń, ó, ś, ż, ź.
 
 Korean characters test : 한글테스트입니다.
 
+some hindī? हिन्दी
+
 # Header
 
 ## Subheader