diff --git a/requirements.txt b/requirements.txt
index f0b1a47..ebb23c9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ ptyprocess==0.5.2
 py==1.5.3
 Pygments==2.2.0
 pytest==3.5.1
-requests==2.18.4
+requests==2.20.0
 simplegeneric==0.8.1
 six==1.11.0
 traitlets==4.3.2