diff --git a/backend/requirements.txt b/backend/requirements.txt
index 8b0e478..b325a37 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -1,7 +1,7 @@
 APScheduler==3.6.3
 Babel==2.7.0
 blinker==1.4
-bottle==0.12.19
+bottle==0.12.20
 certifi==2019.9.11
 chardet==3.0.4
 Click==7.0
diff --git a/backend/requirements_mac.txt b/backend/requirements_mac.txt
index 47f4974..6108fcd 100644
--- a/backend/requirements_mac.txt
+++ b/backend/requirements_mac.txt
@@ -5,7 +5,7 @@ wheel==0.36.2
 APScheduler==3.6.3
 Babel==2.7.0
 blinker==1.4
-bottle==0.12.19
+bottle==0.12.20
 certifi==2019.9.11
 chardet==3.0.4
 Click==7.0
diff --git a/backend/requirements_win.txt b/backend/requirements_win.txt
index 633ee8c..269b4ca 100644
--- a/backend/requirements_win.txt
+++ b/backend/requirements_win.txt
@@ -1,7 +1,7 @@
 APScheduler==3.6.3
 Babel==2.7.0
 blinker==1.4
-bottle==0.12.19
+bottle==0.12.20
 certifi==2019.9.11
 chardet==3.0.4
 Click==7.0