diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
old mode 100755
new mode 100644
index 7407392..7d30219
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,10 +17,10 @@ jobs:
         python-version: ['3.11', '3.12', '3.13', '3.14']
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v7
     
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v7
       with:
         python-version: ${{ matrix.python-version }}
         cache: 'pip'
@@ -59,13 +59,13 @@ jobs:
       contents: read
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v7
       with:
         ref: ${{ github.event.release.tag_name }}
         fetch-depth: 0
     
     - name: Set up Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v7
       with:
         python-version: '3.11'
     
diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 5c5c7f2..2d2c8fc
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,10 +1,10 @@
 # Core dependencies
-requests>=2.31.0
-httpx>=0.24.0
+requests>=2.34.2
+httpx>=0.28.1
 pydantic>=2.0.0
-typing-extensions>=4.5.0
+typing-extensions>=4.16.0
 
 # Optional dependencies for enhanced functionality
 cryptography>=41.0.0
-python-dateutil>=2.8.0
+python-dateutil>=2.9.0.post0
 PyJWT>=2.8.0