diff --git a/rust-toolchain b/rust-toolchain
deleted file mode 100644
index 17420a571f..0000000000
--- a/rust-toolchain
+++ /dev/null
@@ -1 +0,0 @@
-1.79
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000000..fe9eee97af
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+[toolchain]
+channel = "1.79"
+components = ["rustfmt", "clippy", "rust-analyzer"]