diff --git a/requirements.txt b/requirements.txt
index 84412031..3c95f133 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ idna==2.8
 importlib-metadata==1.6.0
 itsdangerous==1.1.0
 Jinja2==2.11.2
-kombu==4.6.7
+kombu==4.6.11
 Markdown==3.1.1
 MarkupSafe==1.1.1
 more-itertools==8.0.2