diff --git a/dev-requirements.txt b/dev-requirements.txt
index 1c29d91..a91b94d 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -6,5 +6,5 @@ icalendar==6.1.0
 
 # test
 pytest==8.3.4
-coverage==7.6.8
+coverage==7.6.9
 black==24.10.0