diff --git a/.hash b/.hash
index d16fcd7..228c6c6 100644
--- a/.hash
+++ b/.hash
@@ -13,8 +13,8 @@ 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,79b3324
-year2/artificial-intelligence-in-industry,057f439
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 year2/big-data-analytics-and-text-mining/module1,368d88d
 year2/big-data-analytics-and-text-mining/module2,368d88d
-year2/machine-learning-for-computer-vision,9e7fdda
+year2/machine-learning-for-computer-vision,0b39104
 year2/natural-language-processing,2b24d40
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index 105ee0c..480fec5 100644
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diff --git a/year2/machine-learning-for-computer-vision/ml4cv.pdf b/year2/machine-learning-for-computer-vision/ml4cv.pdf
index 5dda22d..82e4bc5 100644
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