diff --git a/requirements.txt b/requirements.txt
index 19a9a84..f959ebc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,6 +5,6 @@ matplotlib==3.0.2
 numpy==1.12.1
 pandas==0.19.2
 rasterio==0.36.0
-requests==2.20.0
+requests==2.31.0
 Sphinx==1.8.5
 sphinx-rtd-theme==0.4.3