diff --git a/requirements.txt b/requirements.txt
index 5d40401..49e6b1f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.13.1
+numpy==1.22.0
 scipy==1.2.1
 matplotlib==3.0.2
 pysam==0.15.3
\ No newline at end of file