diff --git a/conferences/IITSEC2021/IITSEC2021_DIS_Tutorial_Proposed.pptx b/conferences/IITSEC2021/IITSEC2021_DIS_Tutorial_Proposed.pptx
index 6e62a8622953e97682b290de5e72697109285a12..1deb5ed9f3f29d4993e1fad42d3120bb2736efa8 100644
Binary files a/conferences/IITSEC2021/IITSEC2021_DIS_Tutorial_Proposed.pptx and b/conferences/IITSEC2021/IITSEC2021_DIS_Tutorial_Proposed.pptx differ