diff --git a/.github/workflows/build.linux.workflow.yml b/.github/workflows/build.linux.workflow.yml
index cb6441cf..5e2dedd0 100644
--- a/.github/workflows/build.linux.workflow.yml
+++ b/.github/workflows/build.linux.workflow.yml
@@ -53,3 +53,12 @@ jobs:
       run: |
         cd build
         cmake --build . --target install
+
+    - name: Prepare install folder for upload
+      run: mv prefix tilibs_linux_static${{ matrix.statictype }}_${{ github.sha }}
+
+    - name: Upload install folder
+      uses: actions/upload-artifact@v3
+      with:
+        name: tilibs_linux_static${{ matrix.statictype }}_${{ github.sha }}
+        path: ${{ github.workspace }}/tilibs_linux_static${{ matrix.statictype }}_${{ github.sha }}/
diff --git a/.github/workflows/build.mac.workflow.yml b/.github/workflows/build.mac.workflow.yml
index f4baff0d..6af38def 100644
--- a/.github/workflows/build.mac.workflow.yml
+++ b/.github/workflows/build.mac.workflow.yml
@@ -54,3 +54,12 @@ jobs:
       run: |
         cd build
         cmake --build . --target install
+
+    - name: Prepare install folder for upload
+      run: mv prefix tilibs_mac_static${{ matrix.statictype }}_${{ github.sha }}
+
+    - name: Upload install folder
+      uses: actions/upload-artifact@v3
+      with:
+        name: tilibs_mac_static${{ matrix.statictype }}_${{ github.sha }}
+        path: ${{ github.workspace }}/tilibs_mac_static${{ matrix.statictype }}_${{ github.sha }}/
diff --git a/.github/workflows/build.windows.workflow.yml b/.github/workflows/build.windows.workflow.yml
index 2968bac8..b61590bd 100644
--- a/.github/workflows/build.windows.workflow.yml
+++ b/.github/workflows/build.windows.workflow.yml
@@ -45,6 +45,23 @@ jobs:
         cmakeListsTxtPath: '${{ github.workspace }}/CMakeLists.txt'
         configurePreset: '${{ matrix.arch }}-${{ matrix.config }}'
         buildPreset: '${{ matrix.arch }}-${{ matrix.config }}'
-        configurePresetAdditionalArgs: "['-DCMAKE_INSTALL_PREFIX=${{ github.workspace }}/prefix']"
       env:
         VCPKG_FORCE_SYSTEM_BINARIES: 1
+        CMAKE_INSTALL_PREFIX_OVERRIDE: '${{ github.workspace }}/prefix'
+
+    - name: Install tilibs
+      uses: lukka/run-cmake@d8897e1de33ed2ec4628ec5acf69861da7c719db # latest as of 2023-01-13
+      with:
+        cmakeListsTxtPath: '${{ github.workspace }}/CMakeLists.txt'
+        buildPreset: '${{ matrix.arch }}-${{ matrix.config }}'
+        buildPresetAdditionalArgs: "['--target install']"
+
+    - name: Prepare install folder for upload
+      shell: cmd
+      run: rename prefix tilibs_windows_${{ github.sha }}
+
+    - name: Upload install folder
+      uses: actions/upload-artifact@v3
+      with:
+        name: tilibs_windows_${{ github.sha }}
+        path: tilibs_windows_${{ github.sha }}
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3577f249..e8d49cc7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -36,6 +36,17 @@ project(tilibs C CXX)
 #   - WISH: provide Find* CMake modules for the libs themselves?
 #
 
+# In case there was an env-var override...
+if(DEFINED ENV{CMAKE_INSTALL_PREFIX_OVERRIDE})
+    set(CMAKE_INSTALL_PREFIX "$ENV{CMAKE_INSTALL_PREFIX_OVERRIDE}")
+endif()
+# Be sure to have the expected install prefix format
+if(CMAKE_INSTALL_PREFIX)
+    file(TO_CMAKE_PATH "${CMAKE_INSTALL_PREFIX}" CMAKE_INSTALL_PREFIX)
+    set(CMAKE_INSTALL_PREFIX ${CMAKE_INSTALL_PREFIX} CACHE PATH "CMAKE_INSTALL_PREFIX" FORCE)
+    message("CMAKE_INSTALL_PREFIX = ${CMAKE_INSTALL_PREFIX}")
+endif()
+
 # Our modules
 list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/.cmake)
 file(GLOB files "${CMAKE_CURRENT_SOURCE_DIR}/.cmake/*.cmake")