diff --git a/pyproject.toml b/pyproject.toml
index 47da4b7c..81de7cb8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -83,7 +83,7 @@ dev = [
     "types-requests==2.33.0.20260906",
     "vale==3.21.0.0",
     "vulture==2.16",
-    "vws-python-mock==2026.9.8.1",
+    "vws-python-mock==2026.9.12",
     "yamlfix==1.19.1",
     "zizmor==1.30.1",
 ]