diff --git a/rust-toolchain b/rust-toolchain
new file mode 100644
index 0000000000..71bdaeeb6f
--- /dev/null
+++ b/rust-toolchain
@@ -0,0 +1 @@
+nightly-2022-03-11
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
deleted file mode 100644
index da0e1e470a..0000000000
--- a/rust-toolchain.toml
+++ /dev/null
@@ -1,3 +0,0 @@
-[toolchain]
-channel = "nightly-2022-03-11"
-components = ["clippy"]
\ No newline at end of file