diff --git a/requirements_dev.txt b/requirements_dev.txt
index 74e555424..179bd34c8 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -6,7 +6,7 @@ flake8==7.3.0
 pillow==11.3.0
 pytest==8.4.1
 pytest-cache==1.0
-pytest-cov==6.2.1
+pytest-cov==6.3.0
 pytest-mock==3.14.1
 recommonmark==0.7.1
 requests==2.32.5