diff --git a/.github/workflows/canary.yml b/.github/workflows/canary.yml
index 3b0726452..09106e8a9 100644
--- a/.github/workflows/canary.yml
+++ b/.github/workflows/canary.yml
@@ -258,7 +258,7 @@ jobs:
             clang cmake libclang-dev libssl-dev pkg-config
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # master as of 2026-09-12
+        uses: dtolnay/rust-toolchain@7e38f4b43b4db5c8dd498af069a4f6196df1d067 # master as of 2026-09-12
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN }}
 
@@ -483,7 +483,7 @@ jobs:
         uses: actions/checkout@v7
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # master as of 2026-09-12
+        uses: dtolnay/rust-toolchain@7e38f4b43b4db5c8dd498af069a4f6196df1d067 # master as of 2026-09-12
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN }}
 
@@ -635,7 +635,7 @@ jobs:
             clang cmake libclang-dev libssl-dev pkg-config
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # master as of 2026-09-12
+        uses: dtolnay/rust-toolchain@7e38f4b43b4db5c8dd498af069a4f6196df1d067 # master as of 2026-09-12
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN }}
 
diff --git a/.github/workflows/core-functional.yml b/.github/workflows/core-functional.yml
index a41c3dc88..aaeccc9d1 100644
--- a/.github/workflows/core-functional.yml
+++ b/.github/workflows/core-functional.yml
@@ -152,7 +152,7 @@ jobs:
             clang cmake libclang-dev libssl-dev pkg-config
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # master as of 2026-09-12
+        uses: dtolnay/rust-toolchain@7e38f4b43b4db5c8dd498af069a4f6196df1d067 # master as of 2026-09-12
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN }}
 
diff --git a/.github/workflows/core_block_differential_fuzz.yml b/.github/workflows/core_block_differential_fuzz.yml
index 445258ca9..d7a54975c 100644
--- a/.github/workflows/core_block_differential_fuzz.yml
+++ b/.github/workflows/core_block_differential_fuzz.yml
@@ -106,7 +106,7 @@ jobs:
           echo "toolchain=$toolchain" >> "$GITHUB_OUTPUT"
 
       - name: Install nightly toolchain
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # master as of 2026-09-12
+        uses: dtolnay/rust-toolchain@7e38f4b43b4db5c8dd498af069a4f6196df1d067 # master as of 2026-09-12
         with:
           toolchain: ${{ steps.nightly.outputs.toolchain }}
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 5170d2265..078885703 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -128,7 +128,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # master as of 2026-09-12
+        uses: dtolnay/rust-toolchain@7e38f4b43b4db5c8dd498af069a4f6196df1d067 # master as of 2026-09-12
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN }}
 
@@ -252,7 +252,7 @@ jobs:
           fi
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # master as of 2026-09-12
+        uses: dtolnay/rust-toolchain@7e38f4b43b4db5c8dd498af069a4f6196df1d067 # master as of 2026-09-12
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN }}
 
@@ -406,7 +406,7 @@ jobs:
           echo "LIBCLANG_PATH=${libclang_dir}" >> "$GITHUB_ENV"
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de # master as of 2026-09-12
+        uses: dtolnay/rust-toolchain@7e38f4b43b4db5c8dd498af069a4f6196df1d067 # master as of 2026-09-12
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN }}
           targets: ${{ matrix.target }}