diff --git a/Presentation/Module07-Cognitive Services and the BOT framework.pptx b/Presentation/Module07-Cognitive Services and the BOT framework.pptx
index 8163fce9..c7aa4bb3 100644
Binary files a/Presentation/Module07-Cognitive Services and the BOT framework.pptx and b/Presentation/Module07-Cognitive Services and the BOT framework.pptx differ
diff --git a/Presentation/Module08-Analytics and PowerBI.pptx b/Presentation/Module08-Analytics and PowerBI.pptx
index 24ed7fc6..d7a9a370 100644
Binary files a/Presentation/Module08-Analytics and PowerBI.pptx and b/Presentation/Module08-Analytics and PowerBI.pptx differ