diff --git a/README.md b/README.md
index a31ec8f..2bf4c21 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,16 @@
 # StartbitV2
+
  The block for microbit v2
+
+## License
+
+MIT
+
+## Supported targets
+
+* for PXT/StartbitV2
+(The metadata above is needed for package search.)
+
+```package
+StartbitV2=github:Hiwonder/StartbitV2
+```