diff --git a/rust/types/Cargo.toml b/rust/types/Cargo.toml
index 2c691ac..57e8eda 100644
--- a/rust/types/Cargo.toml
+++ b/rust/types/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "bpx-api-types"
-version = "0.6.1"
+version = "0.5.1"
 license = "Apache-2.0"
 edition = "2021"
 description = "Backpack Exchange API types"