diff --git a/Cargo.toml b/Cargo.toml
index 13bb4a3..bcad6cf 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -117,5 +117,5 @@ overflow-checks  = false
 
 [build-dependencies]
 image = "0.25"
-rmp = "0.8"
+rmp = { path = "../msgpack-rust/rmp/" }
 csv = "1.3"