diff --git a/requirements.txt b/requirements.txt
index da9ce15..0e85030 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ mistune==0.8.1
 nbconvert==4.2.0
 nbformat==4.0.1
 notebook==5.7.8
-numpy==1.11.0
+numpy==1.22.0
 pandas==0.18.1
 pexpect==4.1.0
 pickleshare==0.7.2