diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9261540..4bdc27c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -46,7 +46,7 @@ jobs:
         uses: DeterminateSystems/flakehub-cache-action@v3
 
       - name: Install Rust (${{ matrix.toolchain.name }})
-        uses: actions-rust-lang/setup-rust-toolchain@v1.15.2
+        uses: actions-rust-lang/setup-rust-toolchain@v1.15.3
         with:
           toolchain: ${{ matrix.toolchain.version }}
 
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index e8ef91f..536f266 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Install Rust
-        uses: actions-rust-lang/setup-rust-toolchain@v1.15.2
+        uses: actions-rust-lang/setup-rust-toolchain@v1.15.3
         with:
           components: llvm-tools-preview
 
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index ecfd16e..96301da 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -23,7 +23,7 @@ jobs:
       - uses: actions/checkout@v5
 
       - name: Install Rust
-        uses: actions-rust-lang/setup-rust-toolchain@v1.15.2
+        uses: actions-rust-lang/setup-rust-toolchain@v1.15.3
         with:
           components: clippy
 
@@ -44,7 +44,7 @@ jobs:
       - uses: actions/checkout@v5
 
       - name: Install Rust (nightly)
-        uses: actions-rust-lang/setup-rust-toolchain@v1.15.2
+        uses: actions-rust-lang/setup-rust-toolchain@v1.15.3
         with:
           toolchain: nightly
           components: rustfmt
@@ -57,7 +57,7 @@ jobs:
       - uses: actions/checkout@v5
 
       - name: Install Rust
-        uses: actions-rust-lang/setup-rust-toolchain@v1.15.2
+        uses: actions-rust-lang/setup-rust-toolchain@v1.15.3
         with:
           components: rust-docs
 
@@ -76,7 +76,7 @@ jobs:
       - uses: actions/checkout@v5
 
       - name: Install Rust (${{ vars.RUST_VERSION_API_DIFF }})
-        uses: actions-rust-lang/setup-rust-toolchain@v1.15.2
+        uses: actions-rust-lang/setup-rust-toolchain@v1.15.3
         with:
           toolchain: ${{ vars.RUST_VERSION_API_DIFF }}