diff --git a/.github/workflows/build-ubuntu.yml b/.github/workflows/build-ubuntu.yml
index 4d3af5568..b89549fb0 100644
--- a/.github/workflows/build-ubuntu.yml
+++ b/.github/workflows/build-ubuntu.yml
@@ -23,7 +23,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-20.04, ubuntu-22.04]
-        buildtype: [linux-release, linux-debug]
+        buildtype: [linux-release]
         include:
           - os: ubuntu-20.04
             triplet: x64-linux
diff --git a/.github/workflows/build-windows-solution.yml b/.github/workflows/build-windows-solution.yml
deleted file mode 100644
index e8c645fc0..000000000
--- a/.github/workflows/build-windows-solution.yml
+++ /dev/null
@@ -1,53 +0,0 @@
----
-name: Build - Windows - Solution
-
-on:
-  workflow_dispatch:
-  pull_request:
-    types: [opened, synchronize, reopened, ready_for_review]
-  push:
-    branches:
-      - main
-
-env:
-  CMAKE_BUILD_PARALLEL_LEVEL: 2
-  MAKEFLAGS: '-j 2'
-
-jobs:
-  job:
-    if: ${{ github.event_name == 'push' || !github.event.pull_request.draft }}
-    name: ${{ matrix.os }}-${{ matrix.buildtype }}
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [windows-2022]
-        buildtype: [Debug]
-        include:
-          - os: windows-2022
-            triplet: x64-windows
-            packages: >
-              sccache
-    steps:
-      - name: Setup MSBuild.exe
-        uses: microsoft/setup-msbuild@v1.1
-
-      - name: Checkout repository
-        uses: actions/checkout@main
-
-      - name: Install vcpkg
-        run: |
-          git clone https://github.com/Microsoft/vcpkg.git
-          cd vcpkg
-          ./bootstrap-vcpkg.bat
-          ./vcpkg integrate install
-
-      - name: Build project
-        run: msbuild.exe /p:VcpkgEnableManifest=true /p:Configuration=Debug /p:Platform=x64 /p:VcpkgRoot=$env:GITHUB_WORKSPACE/vcpkg vcproj/otxserver.sln
-
-      - name: Upload artifacts
-        uses: actions/upload-artifact@main
-        with:
-          name: ${{ matrix.os }}-${{ matrix.buildtype }}
-          path: |
-            ${{ github.workspace }}/*.dll
-            ${{ github.workspace }}/*.exe