diff --git a/presentations/20min-violation-intro/violation-intro.md b/presentations/20min-violation-intro/violation-intro.md
index 1cbc270..ed315e9 100644
--- a/presentations/20min-violation-intro/violation-intro.md
+++ b/presentations/20min-violation-intro/violation-intro.md
@@ -1,6 +1,6 @@
 % The What and How of GPL Violations
 % Bradley M. Kuhn
-% Thursday  19 January 2016
+% Tuesday 8 May 2017
 
 # What's a GPL Violation?