diff --git a/Graph-API.md b/Graph-API.md
index b892c4f..ea5f466 100644
--- a/Graph-API.md
+++ b/Graph-API.md
@@ -99,4 +99,4 @@ Materials
 
 * A [tutorial](https://docs.opencv.org/4.0.0/df/d7e/tutorial_table_of_content_gapi.html) and some [documentation chapters](https://docs.opencv.org/4.0.0/d0/d1e/gapi.html) are already available!
 
-* Check out [these slides](files/2020-02-03-GAPI_Overview.pdf) as a compact introduction to G-API.
+* Check out [these slides](files/2020-09-04-GAPI_Overview.pdf) as a compact introduction to G-API.