diff --git a/kmeans_mapreduce/requirements.txt b/kmeans_mapreduce/requirements.txt
index 35c391c..a47d706 100644
--- a/kmeans_mapreduce/requirements.txt
+++ b/kmeans_mapreduce/requirements.txt
@@ -1,5 +1,5 @@
 matplotlib==1.5.3
-numpy==1.11.3
+numpy==1.22.0
 pandas==0.19.2
 Pillow==4.1.0
 mrjob==0.5.9