diff --git a/requirements.txt b/requirements.txt
index 6dd1342..bbc1486 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ tensorflow_probability==0.3.0
 tensorflow-gpu==1.10.0
 dm-sonnet==1.23
 matplotlib==2.2.2
-numpy==1.14.5
+numpy==1.22.0
 Pillow==5.1.0
 scipy==1.1.0
 SimpleITK==1.1.0