diff --git a/requirements-dev.txt b/requirements-dev.txt
index dcec2e3..6fc9884 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -3,7 +3,7 @@
 
 # Testing
 pytest==8.0.0
-pytest-cov==4.1.0
+pytest-cov==7.1.0
 # apache-airflow==2.8.1  # provided by Docker; install manually for local DAG testing
 
 # Linting & formatting