1 files changed, 4 insertions, 0 deletions

diff --git a/rust/Cargo.toml b/rust/Cargo.toml

index 0a9760cafc..deddf3cec2 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -19,3 +19,7 @@ name = "synapse.synapse_rust"
 
 [dependencies]
 pyo3 = { version = "0.16.5", features = ["extension-module", "macros", "abi3", "abi3-py37"] }
+
+[build-dependencies]
+blake2 = "0.10.4"
+hex = "0.4.3"