diff --git a/requirements.txt b/requirements.txt
index 8ba6ff2..86b0046 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-bottle==0.12.19
+bottle==0.12.20
 joblib==1.0.1
 numpy==1.20.1
 pandas==1.3.0