diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a869c8f..f4fb065 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,19 +37,19 @@ jobs:
         toolchain: ${{ matrix.rust }}
 
     - name: Cache cargo registry
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cargo/registry
         key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
 
     - name: Cache cargo index
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cargo/git
         key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
 
     - name: Cache cargo build
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: target
         key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}
@@ -126,19 +126,19 @@ jobs:
         targets: ${{ matrix.os != 'macos-latest' && matrix.target || '' }}
 
     - name: Cache cargo registry
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cargo/registry
         key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
 
     - name: Cache cargo index
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cargo/git
         key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
 
     - name: Cache cargo build
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: target
         key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 4e882e8..dd4eff4 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -31,13 +31,13 @@ jobs:
         components: llvm-tools-preview
         
     - name: Cache cargo registry
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cargo/registry
         key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
         
     - name: Cache cargo index
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cargo/git
         key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 88d2ded..3717c2d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -96,13 +96,13 @@ jobs:
         targets: ${{ matrix.target }}
         
     - name: Cache cargo registry
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cargo/registry
         key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
         
     - name: Cache cargo index
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cargo/git
         key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
@@ -144,7 +144,7 @@ jobs:
       uses: dtolnay/rust-toolchain@stable
       
     - name: Cache cargo registry
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cargo/registry
         key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}