diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
index 050bf2c..72edf9c 100644
--- a/.github/workflows/dotnet.yml
+++ b/.github/workflows/dotnet.yml
@@ -21,12 +21,12 @@ jobs:
 
     steps:
     - name: Get source
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
 
     - name: Setup .NET
-      uses: actions/setup-dotnet@v1
+      uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 3.1.x
+        dotnet-version: 8.0.x
 
     - name: Install mod_spatialite (Linux)
       if: ${{ matrix.os == 'ubuntu-latest' }}
@@ -51,7 +51,7 @@ jobs:
       run: dotnet pack -c Release --no-build -o artifacts -p:NoWarn=NU5105
 
     - name: Upload
-      uses: actions/upload-artifact@v1
+      uses: actions/upload-artifact@v4
       with:
         name: NuGet Package Files (${{ matrix.os }})
         path: artifacts
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 8077424..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,39 +0,0 @@
-language: csharp
-mono: none
-sudo: false
-dotnet: 3.1
-dist: bionic
-
-
-before_install:
-  - sudo apt-get install -y libsqlite3-mod-spatialite
-
-
-script:
-  - dotnet build -c Release
-  - dotnet test  -c Release --no-build
-  - dotnet pack  -c Release --no-build -p:NoWarn=NU5105
-
-
-deploy:
-
-
-  - on:
-      branch: master
-    provider: script
-    script:
-      - dotnet nuget push **/*.nupkg -s https://api.nuget.org/v3/index.json -k $NUGET_API_KEY
-    skip_cleanup: true
-
-
-  - on:
-      branch: develop
-    provider: script
-    script:
-      - dotnet nuget push **/*.nupkg -s https://www.myget.org/F/nettopologysuite/api/v2/package -k $MYGET_API_KEY
-    skip_cleanup: true
-
-env:
-  global:
-  - secure: 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
-  - secure: J4RkLqnhs0GmdHP0z1UPcDrW2LGJy3r00bWcdw3wcIXtdKUNRvJSr3AVh8XxXJav9Q659uUnrhYVCd8PSlRRWBaZAvizj3eUQNtqL9YnHhM/TaadRx8wCL/MF/P5ktGBSeCS4Ys0QoqaqQDarJhbOEnHXWK3LCbDbZGNHTfJmF1BL0MxhCP6PaCsP9uuBphxRRhjcPe9cRkZ7TQY0v6AH/BQr0PMmccofesJfewvPvwBYqeaiyucNgc+30v+pwzfxaDjoYDhjdEN1zlfQYYQgyURfnn4a9GjMZWbwDq18OUp61VIl6xFeqSR40mdJvK6aA+0PIOnJaxf43ZqnMhjeGV4ggI8kLHY4NkBJnDVhuI4Dz2B0WchyjVAfvQXV2F9EQF/Ro+cQ/rXXQtkLwa6nUJxdYDa1PgbFLTSIJQGiv9iCm+GpbCxjPf2evCM0M3K2naM6iTyNoD0xNFkcec3RimFIZbeHLTybNL+I52Wb5LHWobO9NCuHQWMeuhRiOMpSkCAaCxEyzXymc/ZGC54Jfxu1p9T8KZvd8unj9tHXvizuaAGOxfpd+HGpdteg4Kmia5YgwjqQj3memDcsSc1Rvz7tEl2CUn0VW59TWbEjAHsj0yX2P+L5XkjfvFA7nL99Dm8HYO7KBzOAc95LDjrGyraXyUY5mVrDIkLCbGR/FE=