diff --git a/.hash b/.hash
index aeac08d..e660949 100644
--- a/.hash
+++ b/.hash
@@ -13,7 +13,7 @@ year1/languages-and-algorithms-for-ai/module2,9d6b6aa
 year1/languages-and-algorithms-for-ai/module3,0adfef3
 year1/machine-learning-and-data-mining,79b3324
 year1/statistical-and-mathematical-methods-for-ai,f79fbee
-year2/artificial-intelligence-in-industry,ab568a0
+year2/artificial-intelligence-in-industry,8457ccb
 year2/big-data-analytics-and-text-mining/module1,368d88d
 year2/big-data-analytics-and-text-mining/module2,368d88d
 year2/machine-learning-for-computer-vision,eb397bb
diff --git a/year2/artificial-intelligence-in-industry/a3i.pdf b/year2/artificial-intelligence-in-industry/a3i.pdf
index fe4ff05..b3d3180 100644
Binary files a/year2/artificial-intelligence-in-industry/a3i.pdf and b/year2/artificial-intelligence-in-industry/a3i.pdf differ