diff --git a/requirements.txt b/requirements.txt
index e39202d3..92661cd1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 h5py>=2.10.0
 matplotlib>=3.3.1
 matplotlib-venn==0.11.6
-numpy>=1.20
+numpy==1.23.5
 pandas>=1.3.4
 pyfaidx==0.6.1
 scikit-learn>=1.1.2