diff --git a/.hash b/.hash
index 8f9c030..d1eef0f 100644
--- a/.hash
+++ b/.hash
@@ -7,7 +7,7 @@ year1/deep-learning,cd5fd9f
 year1/fundamentals-of-ai-and-kr/module1,6d2ae1b
 year1/fundamentals-of-ai-and-kr/module2,79b3324
 year1/fundamentals-of-ai-and-kr/module3,79b3324
-year1/image-processing-and-computer-vision/module1,36f8df9
+year1/image-processing-and-computer-vision/module1,3f5a3df
 year1/image-processing-and-computer-vision/module2,ed95636
 year1/languages-and-algorithms-for-ai/module2,9d6b6aa
 year1/languages-and-algorithms-for-ai/module3,0adfef3
diff --git a/year1/image-processing-and-computer-vision/module1/ipcv1.pdf b/year1/image-processing-and-computer-vision/module1/ipcv1.pdf
index 132f56d..e2a4cdf 100644
Binary files a/year1/image-processing-and-computer-vision/module1/ipcv1.pdf and b/year1/image-processing-and-computer-vision/module1/ipcv1.pdf differ