diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 2ae9811f..c9f0f7ce 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -5,11 +5,13 @@ on:
     paths:
       - 'src/**'
       - 'build-*/**'
+      - 'CMakeLists.txt'
       - '.github/workflows/**.yml'
   pull_request:
     paths:
       - 'src/**'
       - 'build-*/**'
+      - 'CMakeLists.txt'
       - '.github/workflows/**.yml'
 
 jobs:
@@ -42,8 +44,10 @@ jobs:
           install: >-
             base-devel
             mingw-w64-x86_64-toolchain
-            autotools
+            mingw-w64-x86_64-cmake
+            mingw-w64-x86_64-ninja
             mingw-w64-x86_64-curl
+            mingw-w64-x86_64-glew
             mingw-w64-x86_64-gtk3
             mingw-w64-x86_64-libpng
             mingw-w64-x86_64-libjpeg-turbo
@@ -56,21 +60,21 @@ jobs:
 
       - name: Build
         run: |
-          cd build-windows/
-          ./autogen.sh
-          ./configure
-          ./go --silent --release
+          mkdir build
+          cd build
+          cmake .. -G Ninja
+          ninja -j4
 
       - name: Bundle together
         run: |
-          cd build-windows/
-          bash make_release.sh
+          cd build
+          bash ../packaging/windows_release.sh
 
       - name: Upload output as artifact
         uses: actions/upload-artifact@v3
         with:
           name: principia-setup.exe
-          path: build-windows/principia-setup.exe
+          path: build/principia-setup.exe
 
   android:
     runs-on: ubuntu-20.04
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2f7663a7..38f7d695 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -84,11 +84,7 @@ if(NOT SCREENSHOT_BUILD)
 		${GLEW_INCLUDE_DIRS}
 		${GTK3_INCLUDE_DIRS})
 
-	if(WIN32) # TODO: Fix Luasocket building on Windows
-		set(USE_LUASOCKET false)
-	else()
-		option(USE_LUASOCKET "Build with Luasocket support" TRUE)
-	endif()
+	option(USE_LUASOCKET "Build with Luasocket support" TRUE)
 else()
 	set(USE_LUASOCKET false)
 endif()
@@ -98,10 +94,10 @@ if(USE_LUASOCKET)
 	set(LUASOCKET_FLAGS "-DBUILD_LUASOCKET")
 
 	if(WIN32)
-		set(LUAROCKS_PLAT_SRC src/luasocket/wsocket.c)
+		set(LUASOCKET_PLAT_SRC src/luasocket/wsocket.c)
 	else()
 		set(LUASOCKET_FLAGS "${LUASOCKET_FLAGS} -DLUASOCKET_INET_PTON")
-		set(LUAROCKS_PLAT_SRC
+		set(LUASOCKET_PLAT_SRC
 			src/luasocket/usocket.c
 			src/luasocket/unix.c)
 	endif()
@@ -117,7 +113,8 @@ if(USE_LUASOCKET)
 		src/luasocket/select.c
 		src/luasocket/tcp.c
 		src/luasocket/timeout.c
-		src/luasocket/udp.c)
+		src/luasocket/udp.c
+		${LUASOCKET_PLAT_SRC})
 endif()
 
 include_directories(src/tms/backends/${TMS_BACKEND}/)