diff --git a/pyproject.toml b/pyproject.toml
index 2a03a28..f633a3f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -64,7 +64,7 @@ full = [
 ]
 test = [
     "pytest>=8.0,<9",
-    "pytest-cov>=5.0,<6",
+    "pytest-cov>=5.0,<8",
 ]
 dev = [
     "agentsec-ai[test]",
diff --git a/requirements/constraints-dev.txt b/requirements/constraints-dev.txt
index b866755..369d456 100644
--- a/requirements/constraints-dev.txt
+++ b/requirements/constraints-dev.txt
@@ -8,7 +8,7 @@ pip-audit==2.10.0
 pre-commit==3.8.0
 pydantic==2.12.5
 pytest==8.4.2
-pytest-cov==5.0.0
+pytest-cov==7.1.0
 rich==13.9.4
 ruff==0.15.2
 tomli==2.4.0