diff --git a/.hash b/.hash
index 625eb03..6d5efd9 100644
--- a/.hash
+++ b/.hash
@@ -7,7 +7,7 @@ year1/deep-learning,ef7ba6f
 year1/fundamentals-of-ai-and-kr/module1,79b3324
 year1/fundamentals-of-ai-and-kr/module2,79b3324
 year1/fundamentals-of-ai-and-kr/module3,79b3324
-year1/image-processing-and-computer-vision/module1,841f6ec
+year1/image-processing-and-computer-vision/module1,329a2a7
 year1/image-processing-and-computer-vision/module2,27b1947
 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 ae26236..64eb4c3 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