diff --git a/requirements.txt b/requirements.txt
index cc5f0ba..92aa548 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ cycler==0.10.0
 Cython==0.29.15
 kiwisolver==1.1.0
 matplotlib==3.2.0
-numpy==1.18.2
+numpy==1.22.0
 pandas==1.0.2
 pyparsing==2.4.6
 pysam==0.15.4