diff --git a/Cargo.toml b/Cargo.toml
index dad0cb5..f4b828d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,8 @@ repository = "https://github.com/penumbra-zone/decaf377-rdsa"
 [dependencies]
 blake2b_simd = "0.5"
 byteorder = "1.3"
-decaf377 = { version = "0.5", default-features = false }
+# decaf377 = { version = "0.5", default-features = false }
+decaf377 = { git = "https://github.com/penumbra-zone/decaf377", branch = "update-deps", default-features = false }
 digest = "0.9"
 rand_core = "0.6"
 serde = { version = "1", optional = true, features = ["derive"] }