diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
index 4784ab5ff..6f17ccdfb 100644
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@@ -89,7 +89,7 @@ jobs:
         if: ${{ github.event_name == 'pull_request' || github.repository != 'mapnik/mapnik' }}
         shell: "bash"
         run: >
-          `./vcpkg/vcpkg fetch nuget | tail -n 1`
+          ${{ env.mono }} `./vcpkg/vcpkg fetch nuget | tail -n 1`
           sources add
           -source "${{ inputs.NUGET_REGISTRY }}"
           -storepasswordincleartext
@@ -101,7 +101,7 @@ jobs:
         if: ${{ github.event_name == 'pull_request' || github.repository != 'mapnik/mapnik' }}
         shell: "bash"
         run: >
-          `./vcpkg/vcpkg fetch nuget | tail -n 1`
+          ${{ env.mono }} `./vcpkg/vcpkg fetch nuget | tail -n 1`
           setapikey "${{ secrets.GITHUB_TOKEN }}" -Source "${{ inputs.NUGET_REGISTRY }}"
 
       - name: Configure CMake
diff --git a/CMakePresets.json b/CMakePresets.json
index 32f7353a8..46720854c 100644
--- a/CMakePresets.json
+++ b/CMakePresets.json
@@ -191,8 +191,7 @@
             ],
             "cacheVariables": {
                 "INSTALL_DEPENDENCIES": "ON",
-                "ADDITIONAL_LIBARIES_PATHS": "${sourceDir}/build/${presetName}/vcpkg_installed/x64-windows/bin",
-                "VCPKG_INSTALL_OPTIONS": "--debug"
+                "ADDITIONAL_LIBARIES_PATHS": "${sourceDir}/build/${presetName}/vcpkg_installed/x64-windows/bin"
             },
             "environment": {
                 "PROJ_LIB": "${sourceDir}/build/${presetName}/vcpkg_installed/x64-windows/share/proj4"
@@ -207,8 +206,7 @@
                 "ci-options"
             ],
             "cacheVariables": {
-                "CMAKE_CXX_FLAGS": "--coverage",
-                "VCPKG_INSTALL_OPTIONS": "--debug"
+                "CMAKE_CXX_FLAGS": "--coverage"
             },
             "environment": {
                 "PROJ_LIB": "${sourceDir}/build/${presetName}/vcpkg_installed/x64-linux/share/proj4"
@@ -224,8 +222,7 @@
                 "ci-options"
             ],
             "cacheVariables": {
-                "CMAKE_CXX_FLAGS": "-fprofile-arcs -ftest-coverage",
-                "VCPKG_INSTALL_OPTIONS": "--debug"
+                "CMAKE_CXX_FLAGS": "-fprofile-arcs -ftest-coverage"
             },
             "environment": {
                 "PROJ_LIB": "${sourceDir}/build/${presetName}/vcpkg_installed/x64-osx/share/proj4"