diff --git a/presentations/IITSEC2018_DIS_Tutorial.pptx b/presentations/IITSEC2018_DIS_Tutorial.pptx
index 4fa9b149a77e2683e8653513774a8452444c4745..3d25c67bb2d5a410c1c16a5af53b84b25566f815 100644
Binary files a/presentations/IITSEC2018_DIS_Tutorial.pptx and b/presentations/IITSEC2018_DIS_Tutorial.pptx differ