diff --git a/pyproject.toml b/pyproject.toml
index f16742d4..29d2e31c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -77,7 +77,7 @@ optional-dependencies.dev = [
     "sybil==9.1.0",
     "types-requests==2.32.0.20241016",
     "vulture==2.14",
-    "vws-python-mock==2025.2.18",
+    "vws-python-mock==2025.2.21",
     "vws-test-fixtures==2023.3.5",
     "yamlfix==1.17.0",
 ]