diff --git a/requirements.txt b/requirements.txt
index 76c196c..c6efa72 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ networkx==1.11
 nolearn==0.5b1
 nose==1.3.7
 notebook==4.2.3
-numpy==1.11.0
+numpy==1.21.0
 pandas==0.18.1
 pathlib2==2.1.0
 pbr==2.0.0