diff --git a/requirements-lock.txt b/requirements-lock.txt
index 100039be..a27d703c 100644
--- a/requirements-lock.txt
+++ b/requirements-lock.txt
@@ -12,7 +12,7 @@ click==8.1.8
     # via sqlfluff
 colorama==0.4.6
     # via sqlfluff
-diff-cover==10.0.0
+diff-cover==10.3.0
     # via sqlfluff
 duckdb==1.4.5
     # via mimic_utils (pyproject.toml)