diff --git a/requirements-dev.txt b/requirements-dev.txt
index 6cbea11..74fbdb9 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
 # Direct test inputs are pinned so a new upstream release cannot change CI.
-coverage==7.16.0
+coverage==7.16.1
 pytest==9.1.1
 ruff==0.16.6