diff --git a/.vpython b/.vpython
index cf74427..defaf5d 100644
--- a/.vpython
+++ b/.vpython
@@ -30,3 +30,16 @@
   name: "infra/python/wheels/psutil/${platform}_${py_python}_${py_abi}"
   version: "version:5.2.2"
 >
+
+# Used by:
+#   third_party/catapult
+wheel: <
+  name: "infra/python/wheels/pypiwin32/${vpython_platform}"
+  version: "version:219"
+  match_tag: <
+    platform: "win32"
+  >
+  match_tag: <
+    platform: "win_amd64"
+  >
+>