diff --git a/pyproject.toml b/pyproject.toml
index defec67..5a7242b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -71,7 +71,7 @@ postgres = ["psycopg2-binary>=2.9,<3"]
 pgvector = ["psycopg2-binary>=2.9,<3"]
 dev = [
     "pytest>=7.0,<9",
-    "pytest-cov>=4.0,<7",
+    "pytest-cov>=4.0,<8",
     "mypy>=1.0,<2",
     "black>=23.0,<26",
     "ruff>=0.1,<1",