diff --git a/requirements.txt b/requirements.txt
index 61066a1..06dadce 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ nbconvert==4.2.0
 nbformat==4.1.0                                                                                             
 networkx==1.11                                                                                              
 notebook==4.2.3                                                                                             
-numpy==1.11.2                                                                                               
+numpy==1.22.0                                                                                               
 pandas==0.19.1                                                                                              
 pathlib2==2.1.0                                                                                             
 pbr==1.10.0