diff --git a/.github/workflows/alpha.yml b/.github/workflows/alpha.yml
index 05272aa..f7d13e8 100644
--- a/.github/workflows/alpha.yml
+++ b/.github/workflows/alpha.yml
@@ -53,7 +53,7 @@ jobs:
           persist-credentials: false
           fetch-depth: 1
 
-      - uses: dtolnay/rust-toolchain@4305c38b25d97ef35a8ad1f985ccf2d2242004f2 # v1
+      - uses: dtolnay/rust-toolchain@2c7215f132e9ebf062739d9130488b56d53c060c # master 2026-08-04
         with:
           toolchain: stable
           targets: aarch64-apple-darwin
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ad91ab0..68c2f53 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,7 +46,7 @@ jobs:
         with:
           persist-credentials: false
           fetch-depth: 1
-      - uses: dtolnay/rust-toolchain@4305c38b25d97ef35a8ad1f985ccf2d2242004f2 # v1
+      - uses: dtolnay/rust-toolchain@2c7215f132e9ebf062739d9130488b56d53c060c # master 2026-08-04
         with:
           toolchain: nightly
           components: rustfmt
@@ -68,7 +68,7 @@ jobs:
         with:
           persist-credentials: false
           fetch-depth: 1
-      - uses: dtolnay/rust-toolchain@4305c38b25d97ef35a8ad1f985ccf2d2242004f2 # v1
+      - uses: dtolnay/rust-toolchain@2c7215f132e9ebf062739d9130488b56d53c060c # master 2026-08-04
         with:
           toolchain: stable
           components: clippy
@@ -90,7 +90,7 @@ jobs:
         with:
           persist-credentials: false
           fetch-depth: 1
-      - uses: dtolnay/rust-toolchain@4305c38b25d97ef35a8ad1f985ccf2d2242004f2 # v1
+      - uses: dtolnay/rust-toolchain@2c7215f132e9ebf062739d9130488b56d53c060c # master 2026-08-04
         with:
           toolchain: stable
       - uses: Swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2.9.1
@@ -117,7 +117,7 @@ jobs:
         with:
           persist-credentials: false
           fetch-depth: 1
-      - uses: dtolnay/rust-toolchain@4305c38b25d97ef35a8ad1f985ccf2d2242004f2 # v1
+      - uses: dtolnay/rust-toolchain@2c7215f132e9ebf062739d9130488b56d53c060c # master 2026-08-04
         with:
           toolchain: stable
       - uses: Swatinem/rust-cache@c19371144df3bb44fab255c43d04cbc2ab54d1c4 # v2.9.1
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a3e5f59..5f6b6a6 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -36,7 +36,7 @@ jobs:
         with:
           persist-credentials: false
           fetch-depth: 1
-      - uses: dtolnay/rust-toolchain@4305c38b25d97ef35a8ad1f985ccf2d2242004f2 # v1
+      - uses: dtolnay/rust-toolchain@2c7215f132e9ebf062739d9130488b56d53c060c # master 2026-08-04
         with:
           toolchain: stable
           components: clippy
@@ -66,7 +66,7 @@ jobs:
           persist-credentials: false
           fetch-depth: 1
 
-      - uses: dtolnay/rust-toolchain@4305c38b25d97ef35a8ad1f985ccf2d2242004f2 # v1
+      - uses: dtolnay/rust-toolchain@2c7215f132e9ebf062739d9130488b56d53c060c # master 2026-08-04
         with:
           toolchain: stable
           targets: aarch64-apple-darwin