diff --git a/requirements.txt b/requirements.txt
index 648546a..a45922f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 attrs==17.3.0
-bottle==0.12.13
+bottle==0.12.20
 certifi==2017.11.5
 chardet==3.0.4
 click==6.7