diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index 81f1263..da442be 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -20,7 +20,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python 3.10
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v5
       with:
         python-version: "3.10"
     - name: Install dependencies
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 32e8a00..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,38 +0,0 @@
-
-language: python
-
-matrix:
- fast_finish: true
- include:
-  - python: "3.5"
-    env: NETWORKX_VERSION=networkx==2.2
-  - python: "3.6"
-    env: NETWORKX_VERSION=networkx==2.2
-  - python: "3.7"
-    env: NETWORKX_VERSION=networkx==2.2
-  - python: "3.8"
-    env: NETWORKX_VERSION=networkx==2.2
-  - python: "3.6"
-    env: NETWORKX_VERSION=networkx==2.3
-  - python: "3.7"
-    env: NETWORKX_VERSION=networkx==2.3
-  - python: "3.8"
-    env: NETWORKX_VERSION=networkx==2.3
-  - python: "3.6"
-    env: NETWORKX_VERSION=networkx==2.4
-  - python: "3.7"
-    env: NETWORKX_VERSION=networkx==2.4
-  - python: "3.8"
-    env: NETWORKX_VERSION=networkx==2.4
-  - python: "3.6"
-    env: NETWORKX_VERSION=networkx==2.5
-  - python: "3.7"
-    env: NETWORKX_VERSION=networkx==2.5
-  - python: "3.8"
-    env: NETWORKX_VERSION=networkx==2.5
-
-install:
- - pip install $NETWORKX_VERSION
- - python setup.py install
-script:
- - xvfb-run --auto-servernum --server-args="-screen 0 1024x768x24" python ./networkx_viewer/tests.py