diff --git a/cnn/requirements.txt b/cnn/requirements.txt
index 3fac69ac..049000c8 100644
--- a/cnn/requirements.txt
+++ b/cnn/requirements.txt
@@ -24,7 +24,7 @@ mkl-fft==1.0.15
 mkl-random==1.1.0
 mkl-service==2.3.0
 more-itertools==8.2.0
-numpy==1.18.1
+numpy==1.22.0
 opt-einsum==3.1.0
 packaging==20.1
 pandas==1.0.1