diff --git a/packages/backend/rust-toolchain b/packages/backend/rust-toolchain
deleted file mode 100644
index bf867e0ae5..0000000000
--- a/packages/backend/rust-toolchain
+++ /dev/null
@@ -1 +0,0 @@
-nightly
diff --git a/packages/backend/rust-toolchain.toml b/packages/backend/rust-toolchain.toml
new file mode 100644
index 0000000000..292fe499e3
--- /dev/null
+++ b/packages/backend/rust-toolchain.toml
@@ -0,0 +1,2 @@
+[toolchain]
+channel = "stable"