diff --git a/requirements_dev.txt b/requirements_dev.txt
index 9ef4da8..cbae640 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -15,7 +15,7 @@ pytest-runner==5.1
 pytest-cov==2.7.1
 numpy==1.16.4
 pandas==0.24.2
-requests==2.22.0
+requests==2.31.0
 aiohttp==3.5.4
 aiofiles==0.4.0
 vcfpy2==0.1.2