diff --git a/content/extra/lab29/sem4/requirements.txt b/content/extra/lab29/sem4/requirements.txt
index 19bbc77..eed4727 100644
--- a/content/extra/lab29/sem4/requirements.txt
+++ b/content/extra/lab29/sem4/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.19.4
+numpy==1.21.0
 matplotlib==3.5.1
 pandas==1.0.5
 scipy==1.5.4