diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 144f86e..5414e26 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -69,7 +69,7 @@ jobs:
 
       # Explicit per-version install: RUSTUP_TOOLCHAIN overrides
       # rust-toolchain.toml, and the distro containers have no preinstalled Rust.
-      - uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # master, pinned 2026-03-27
+      - uses: dtolnay/rust-toolchain@2c7215f132e9ebf062739d9130488b56d53c060c # master, pinned 2026-03-27
         with:
           toolchain: ${{ matrix.rust }}