diff --git a/03-day-inference/requirements.txt b/03-day-inference/requirements.txt
index fea0ae4..0751f98 100644
--- a/03-day-inference/requirements.txt
+++ b/03-day-inference/requirements.txt
@@ -1,6 +1,6 @@
 wheel
 editdistance==0.5.3
-numpy==1.16.2
+numpy==1.22.0
 pydot==1.4.1
 torch==1.0.1.post2
 tqdm==4.31.1