diff --git a/.github/workflows/sonar.yaml b/.github/workflows/sonar.yaml
index f5055259..6eaf142a 100644
--- a/.github/workflows/sonar.yaml
+++ b/.github/workflows/sonar.yaml
@@ -12,11 +12,11 @@ jobs:
       github.event_name == 'pull_request_target' && github.event.pull_request.head.repo.full_name != github.repository 
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-python@v2.1.4
+      - uses: actions/setup-python@v5
         with:
           python-version: 3.9
 
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 9506b63c..1fe836bc 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -13,12 +13,12 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.7, 3.8, 3.9, "3.10"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
-      - uses: actions/setup-python@v2.3.1
+      - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -38,9 +38,9 @@ jobs:
       github.event_name == 'pull_request_target' && github.event.pull_request.head.repo.full_name != github.repository 
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
-      - uses: actions/setup-python@v2.3.1
+      - uses: actions/setup-python@v5
         with:
           python-version: 3.9
 
diff --git a/setup.py b/setup.py
index 1564e16e..ea356928 100644
--- a/setup.py
+++ b/setup.py
@@ -20,7 +20,7 @@
     install_requires=[
         "deprecated==1.2.10",
         "cryptography>=2.2.1",
-        "protobuf==3.20.1",
+        "protobuf>=4.21.12",
         "requests>=2.11.1",
         "future>=0.11.0",
         "asn1==2.2.0",