1 files changed, 4 insertions, 1 deletions
diff --git a/.meta.toml b/.meta.toml
index d790e6b..c83bb8d 100644
--- a/.meta.toml
+++ b/.meta.toml
@@ -2,7 +2,7 @@
 # https://github.com/zopefoundation/meta/tree/master/config/c-code
 [meta]
 template = "c-code"
-commit-id = "b4dd6f9ffd3d6a2cde7dc70512c62d4c7ed22cd6"
+commit-id = "57e4030390098babcc18db626cc426388394c231"
 
 [python]
 with-appveyor = true
@@ -50,6 +50,9 @@ additional-config = [
     "- [\"2.7\",   \"py27-watch\"]",
     "- [\"3.7\",   \"py37-watch\"]",
     ]
+additional-build-dependencies = [
+    "zope.proxy",
+    ]
 
 [appveyor]
 global-env-vars = [