diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 812c260d..0071d849 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -31,7 +31,8 @@ jobs:
         with:
           # Released on: 02 May, 2024
           # https://releases.rs/docs/1.78.0/
-          toolchain: 1.84.1
+          # Let rust-toolchain.toml
+          # toolchain: 1.84.1
           override: true
           components: rustfmt, clippy
       - name: Install Protoc