diff --git a/Cargo.lock b/Cargo.lock
index 4b07ef6749..c7e79866cf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3711,6 +3711,7 @@ dependencies = [
 [[package]]
 name = "milhouse"
 version = "0.1.0"
+source = "git+https://github.com/sigp/milhouse?branch=main#30c87f256deacc381fb15e39ccc4a281445f98da"
 dependencies = [
  "derivative",
  "eth2_hashing 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",