diff --git a/pyproject.toml b/pyproject.toml
index 952e2c5e2..975a76d50 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -107,6 +107,9 @@ filterwarnings = [
 
     # `flask.testing` accesses this attribute; remove when they have updated their code.
     "default:The '__version__' attribute is deprecated and will be removed in Werkzeug 3\\.1\\.:DeprecationWarning",
+
+    # Python 3.13 sqlite3 module
+    "default: unclosed database in <sqlite3.Connection object at 0x.*>:ResourceWarning",
 ]
 
 [tool.coverage.run]