diff --git a/hugr-core/Cargo.toml b/hugr-core/Cargo.toml
index 36e4485eb..d07f7f88c 100644
--- a/hugr-core/Cargo.toml
+++ b/hugr-core/Cargo.toml
@@ -51,7 +51,7 @@ paste = { workspace = true }
 strum = { workspace = true }
 strum_macros = { workspace = true }
 semver = { version = "1.0.23", features = ["serde"] }
-hugr-model = { path = "../hugr-model", optional = true }
+hugr-model = { version = "0.1.0", path = "../hugr-model", optional = true }
 indexmap.workspace = true
 fxhash.workspace = true
 bumpalo = { workspace = true, features = ["collections"] }