Update README.md

README.md

@@ -208,7 +208,7 @@ Find useful information in our self-service dxFeed Knowledge Base:
   is a simple demonstration of how events are read form a tape file
 - [x] [DxFeedSample](src/main/c/samples/DxFeedSample/main.cpp)
   is a simple demonstration of how to create multiple event listeners and subscribe to `Quote` and `Trade` events
-- [ ] [PrintQuoteEvents](https://github.com/dxFeed/dxfeed-graal-net-api/blob/main/samples/PrintQuoteEvents/Program.cs)
+- [x] [PrintQuoteEvents](https://github.com/dxFeed/dxfeed-graal-net-api/blob/main/samples/PrintQuoteEvents/Program.cs)
   is a simple demonstration of how to subscribe to the `Quote` event, using a `DxFeed` instance singleton
   and `dxfeed.properties` file
 - [ ] [WriteTapeFile](https://github.com/dxFeed/dxfeed-graal-net-api/blob/main/samples/WriteTapeFile/Program.cs)