diff --git a/taiga_halo2/Cargo.toml b/taiga_halo2/Cargo.toml
index ad375da4..6ec5f19c 100644
--- a/taiga_halo2/Cargo.toml
+++ b/taiga_halo2/Cargo.toml
@@ -24,7 +24,7 @@ num-bigint = "0.4"
 
 rustler = { version = "0.29.1", optional = true }
 serde = { version = "1.0", features = ["derive"], optional = true }
-borsh = { version = "= 1.0.0-alpha.4", features = ["derive"], optional = true }
+borsh = { version = "= 1.0.0-alpha.5", features = ["derive"], optional = true }
 
 [dev-dependencies]
 criterion = "0.5"