diff --git a/.github/workflows/example-plots.yml b/.github/workflows/example-plots.yml
index 288ae52..6700ae5 100644
--- a/.github/workflows/example-plots.yml
+++ b/.github/workflows/example-plots.yml
@@ -13,9 +13,9 @@ jobs:
         os: [macos-latest, windows-latest, ubuntu-latest]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
@@ -36,7 +36,7 @@ jobs:
       run: |
         cd artifact
         python ../examples/plots/warmup_schedule.py --output png
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@v4
       with:
         name: artifact_${{ matrix.os }}_${{ matrix.python-version }}
         path: artifact
diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 0c72159..380f4f7 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -13,9 +13,9 @@ jobs:
         os: [macos-latest, windows-latest, ubuntu-latest]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
diff --git a/examples/emnist/download.py b/examples/emnist/download.py
index 315ccf4..d5a53d1 100644
--- a/examples/emnist/download.py
+++ b/examples/emnist/download.py
@@ -2,7 +2,7 @@
 
 raw_folder = '.data/EMNIST/raw'
 
-url = 'http://www.itl.nist.gov/iaui/vip/cs_links/EMNIST/gzip.zip'
+url = 'https://biometrics.nist.gov/cs_links/EMNIST/gzip.zip'
 md5 = "58c8d27c78d21e728a6bc7b3cc06412e"
 
 makedir_exist_ok(raw_folder)