diff --git a/requirements.txt b/requirements.txt
index 2dc20f6..0e0a866 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ bleach==3.1.5
 blis==0.4.1
 boto3==1.10.44
 botocore==1.13.44
-bottle==0.12.18
+bottle==0.12.20
 Bottleneck==1.3.2
 cachetools==4.0.0
 catalogue==1.0.0