diff --git a/pyproject.toml b/pyproject.toml
index dec4850..04255dc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -63,7 +63,7 @@ testing = [
     "numpy <2",  # requirement for DLite v0.5.16, which does not support NumPy v2
     "pytest ~=8.3",
     "pytest-asyncio ~=0.24.0",
-    "pytest-cov >=5.0.0,<7",
+    "pytest-cov ~=6.0",
     "pytest-httpx ~=0.33.0",
     "entities-service[cli]",
 ]