diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8719d2f..8621d3b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -36,7 +36,7 @@ jobs:
           python-version-file: ${{ env.PYTHON_VERSION_FILE }}
 
       - name: Set up Rust
-        uses: dtolnay/rust-toolchain@3c5f7ea28cd621ae0bf5283f0e981fb97b8a7af9 # master
+        uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # master
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN_VERSION }}
           components: rustfmt,clippy
@@ -135,7 +135,7 @@ jobs:
           python-version-file: ${{ env.PYTHON_VERSION_FILE }}
 
       - name: Set up Rust
-        uses: dtolnay/rust-toolchain@3c5f7ea28cd621ae0bf5283f0e981fb97b8a7af9 # master
+        uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # master
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN_VERSION }}
 
diff --git a/.github/workflows/maturity.yml b/.github/workflows/maturity.yml
index 02e0e7a..df00187 100644
--- a/.github/workflows/maturity.yml
+++ b/.github/workflows/maturity.yml
@@ -39,7 +39,7 @@ jobs:
           sudo apt-get install -y libsecp256k1-dev
 
       - name: Install Rust
-        uses: dtolnay/rust-toolchain@3c5f7ea28cd621ae0bf5283f0e981fb97b8a7af9 # master
+        uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # master
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN_VERSION }}
 
diff --git a/.github/workflows/nightly-fuzz.yml b/.github/workflows/nightly-fuzz.yml
index 5f8d2dc..ea84644 100644
--- a/.github/workflows/nightly-fuzz.yml
+++ b/.github/workflows/nightly-fuzz.yml
@@ -50,7 +50,7 @@ jobs:
           python-version-file: ${{ env.PYTHON_VERSION_FILE }}
 
       - name: Install Rust
-        uses: dtolnay/rust-toolchain@3c5f7ea28cd621ae0bf5283f0e981fb97b8a7af9 # master
+        uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # master
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN_VERSION }}
 
@@ -119,7 +119,7 @@ jobs:
           python-version-file: ${{ env.PYTHON_VERSION_FILE }}
 
       - name: Install Rust
-        uses: dtolnay/rust-toolchain@3c5f7ea28cd621ae0bf5283f0e981fb97b8a7af9 # master
+        uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # master
         with:
           toolchain: ${{ env.RUST_TOOLCHAIN_VERSION }}