diff --git a/requirements_dev.txt b/requirements_dev.txt
index 3a575c3..e9d885d 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,4 +1,4 @@
-numpy==1.10.4
+numpy==1.22.0
 scipy==0.14.1
 pandas==0.17.0
 pysam==0.8.4