diff --git a/.github/workflows/build-artifacts.yml b/.github/workflows/build-artifacts.yml
index 3fd28e5..052af9d 100644
--- a/.github/workflows/build-artifacts.yml
+++ b/.github/workflows/build-artifacts.yml
@@ -60,7 +60,7 @@ jobs:
           fetch-depth: ${{ inputs.fetch_depth }}
 
       - name: Setup Rust
-        uses: dtolnay/rust-toolchain@master
+        uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
         with:
           toolchain: ${{ inputs.toolchain }}
       - name: Rust Cache
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1cd9328..181b42c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
       - name: Install rust
-        uses: dtolnay/rust-toolchain@master
+        uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
         with:
           toolchain: stable
       - name: Rust Cache
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 29b5979..4d4df81 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -59,7 +59,7 @@ jobs:
           fetch-depth: 0
 
       - name: Setup Rust
-        uses: dtolnay/rust-toolchain@master
+        uses: dtolnay/rust-toolchain@efa25f7f19611383d5b0ccf2d1c8914531636bf9 # master
         with:
           toolchain: stable