diff --git a/pyproject.toml b/pyproject.toml
index 698ff4c37b..b24b67c4ab 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,7 +42,7 @@ auth-kerberos = [
 
 [dependency-groups]
 dev = [
-    "pytest~=8.0",
+    "pytest~=9.1",
     "PyYAML",
     "pure-sasl",
     "twisted[tls]",