diff --git a/README.md b/README.md
index 95cf706..2518463 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,9 @@
 # polka.run
 
-webgui for polkavm disassembler
+webgui for polkavm disassembler  
+
+
+testing binary: [hello.polkavm](https://github.com/koute/polkavm/raw/master/guest-programs/output/example-hello-world.polkavm)
 
 ## Development