diff --git a/README.md b/README.md
index 40f37b04208..e13519f2ecd 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ For some tests, use:
 	./gradlew backend.native:tests:run
 
 To generate interoperability stubs create library definition file
-(take a look on `samples/tetris/tetris.sdl`) and run `cinterop` tool like this:
+(take a look on [`samples/tetris/sdl.def`](https://github.com/JetBrains/kotlin-native/blob/master/samples/tetris/sdl.def)) and run `cinterop` tool like this:
 
     cinterop -def lib.def