diff --git a/Assignment_4/requirements.txt b/Assignment_4/requirements.txt
index 73695ef..269ea31 100644
--- a/Assignment_4/requirements.txt
+++ b/Assignment_4/requirements.txt
@@ -26,7 +26,7 @@ mistune>=0.8.1
 nbconvert==4.1.0
 nbformat==4.0.1
 notebook>=5.4.1
-numpy==1.10.4
+numpy==1.21.0
 path.py==8.1.2
 pexpect==4.0.1
 pickleshare==0.5