diff --git a/overseer/requirements-dev.txt b/overseer/requirements-dev.txt
index 808cb7d71..79bdd63ba 100644
--- a/overseer/requirements-dev.txt
+++ b/overseer/requirements-dev.txt
@@ -1,5 +1,5 @@
 black==19.10b0
 flake8==3.9.2
-flower==1.0.0
+flower==1.2.0
 mypy==0.910
 pydocstyle==6.1.1