diff --git a/README.md b/README.md
index cc173f588..99d59f229 100644
--- a/README.md
+++ b/README.md
@@ -191,7 +191,7 @@ Quote{AAPL, eventTime=0, time=20221219-223312.000, timeNanoPart=0, sequence=0, b
 - [x] [Profile](https://docs.dxfeed.com/dxfeed/api/com/dxfeed/event/market/Profile.html)
   is a snapshot that contains the security instrument description
 
-- [ ] [Summary](https://docs.dxfeed.com/dxfeed/api/com/dxfeed/event/market/Summary.html)
+- [x] [Summary](https://docs.dxfeed.com/dxfeed/api/com/dxfeed/event/market/Summary.html)
   is a snapshot of the trading session, including session highs, lows, etc.
 
 - [x] [TimeAndSale](https://docs.dxfeed.com/dxfeed/api/com/dxfeed/event/market/TimeAndSale.html)