diff --git a/Cargo.toml b/Cargo.toml
index 9d9d939b..104485e0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,4 +11,6 @@ arrow-array = "42.0"
 arrow-data = "42.0"
 arrow-schema = "42.0"
 arrow-ipc = "42.0"
+half = { "version" = "2.2.1", default-features = false }
 object_store = "0.6.1"
+
diff --git a/rust/ffi/node/Cargo.toml b/rust/ffi/node/Cargo.toml
index 1933fc24..82742959 100644
--- a/rust/ffi/node/Cargo.toml
+++ b/rust/ffi/node/Cargo.toml
@@ -15,6 +15,7 @@ arrow-ipc = { workspace = true }
 arrow-schema = { workspace = true }
 once_cell = "1"
 futures = "0.3"
+half = { workspace = true }
 lance = { workspace = true }
 vectordb = { path = "../../vectordb" }
 tokio = { version = "1.23", features = ["rt-multi-thread"] }
diff --git a/rust/vectordb/Cargo.toml b/rust/vectordb/Cargo.toml
index b4f6ae07..24e1cb19 100644
--- a/rust/vectordb/Cargo.toml
+++ b/rust/vectordb/Cargo.toml
@@ -13,6 +13,7 @@ arrow-data = { workspace = true }
 arrow-schema = { workspace = true }
 object_store = { workspace = true }
 snafu = "0.7.4"
+half = { workspace = true }
 lance = { workspace = true }
 tokio = { version = "1.23", features = ["rt-multi-thread"] }