diff --git a/requirements.txt b/requirements.txt
index 982f25ca5..d192430c6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ elasticsearch_dsl==2.2.0
 geoalchemy2==0.4.2
 geojson==3.2.0
 geomet==1.1.0
-kombu==5.4.2
+kombu==5.6.0
 Markdown==3.7
 phpserialize==1.3.0 # phpserialize is only required during the migration
 psycopg2==2.9.10