diff --git a/.hash b/.hash
index 0de053b..e28d3a0 100644
--- a/.hash
+++ b/.hash
@@ -15,7 +15,7 @@ year1/machine-learning-and-data-mining,79b3324
 year1/statistical-and-mathematical-methods-for-ai,f79fbee
 year2/artificial-intelligence-in-industry,eb1b633
 year2/distributed-autonomous-systems,6791405
-year2/ethics-in-ai/module1,e63b721
+year2/ethics-in-ai/module1,01f221e
 year2/ethics-in-ai/module3,b416d8e
 year2/machine-learning-for-computer-vision,8d57b81
 year2/natural-language-processing,6f03be6
diff --git a/year2/ethics-in-ai/module1/ethics1.pdf b/year2/ethics-in-ai/module1/ethics1.pdf
index 2f48b03..b168e2e 100644
Binary files a/year2/ethics-in-ai/module1/ethics1.pdf and b/year2/ethics-in-ai/module1/ethics1.pdf differ