diff --git a/requirements.txt b/requirements.txt
index 0d194ab..b252841 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 bx-python==0.7.3
 Cython==0.27.3
-numpy==1.13.3
+numpy==1.22.0
 pysam==0.13
 RSeQC==2.6.4
 virtualenv==15.1.0