diff --git a/.clippy.toml b/.clippy.toml
deleted file mode 100644
index 23b32c1..0000000
--- a/.clippy.toml
+++ /dev/null
@@ -1 +0,0 @@
-msrv = "1.57.0"
diff --git a/Cargo.toml b/Cargo.toml
index ad7338b..7cafff9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,6 +10,7 @@ categories = ["api-bindings", "asynchronous"]
 homepage = "https://github.com/danieleades/monzo-lib"
 repository = "https://github.com/danieleades/monzo-lib"
 license = "Apache-2.0"
+rust-version = "1.57.0"
 
 [lib]
 name = "monzo"