diff --git a/_UPDATE/Image Contrast Adjusting Filter/requirements.txt b/_UPDATE/Image Contrast Adjusting Filter/requirements.txt
index d5d0c5b..6f4e046 100644
--- a/_UPDATE/Image Contrast Adjusting Filter/requirements.txt	
+++ b/_UPDATE/Image Contrast Adjusting Filter/requirements.txt	
@@ -1,3 +1,3 @@
-numpy==1.18.5
+numpy==1.22.0
 matplotlib==3.2.2
 Pillow==8.2.0