diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index d33e4ea..a01a863 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -23,9 +23,9 @@ jobs:
           - os: ubuntu-latest
             binary_path: target/debug/dezoomify-rs
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Cache cargo dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/registry
@@ -33,7 +33,7 @@ jobs:
             target
           key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
       - run: cargo build --locked
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: dezoomify-rs ${{ matrix.os }}
           path: ${{ matrix.binary_path }}
diff --git a/.github/workflows/optimized-builds.yml b/.github/workflows/optimized-builds.yml
index abe458b..00ab1a2 100644
--- a/.github/workflows/optimized-builds.yml
+++ b/.github/workflows/optimized-builds.yml
@@ -20,8 +20,8 @@ jobs:
           - os: ubuntu-20.04
             binary_path: target/release/dezoomify-rs
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/cache@v3
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/registry
@@ -29,7 +29,7 @@ jobs:
             target
           key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
       - run: cargo build --release --locked
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: dezoomify-rs ${{ matrix.os }}
           path: ${{ matrix.binary_path }}
@@ -39,8 +39,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
-      - uses: actions/download-artifact@v3
+        uses: actions/checkout@v4
+      - uses: actions/download-artifact@v4
       - run: cd 'dezoomify-rs macos-latest' && chmod +x dezoomify-rs && tar --create --file dezoomify-rs-macos.tgz --gzip dezoomify-rs ../README-MACOS.txt
       - run: cd 'dezoomify-rs ubuntu-20.04' && chmod +x dezoomify-rs && tar --create --file dezoomify-rs-linux.tgz --gzip dezoomify-rs
       - name: Create Release