diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f59ed35..35fc29c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -64,7 +64,7 @@ jobs:
       run: |
         mkdir -p build
         cd build
-        cmake .. -DCMAKE_BUILD_TYPE=Debug
+        cmake .. -DCMAKE_BUILD_TYPE=Release
     
     - name: Build C++ project
       run: |
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 118ca56..2017f31 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,6 +3,7 @@ project(starworld LANGUAGES CXX)
 
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
 
 option(USE_OVERTE_SDK "Link against Overte SDK if available" OFF)
 option(USE_STARDUST_SDK "Link against StardustXR SDK if available" OFF)
diff --git a/third_party/asteroids b/third_party/asteroids
deleted file mode 160000
index 38ec7d0..0000000
--- a/third_party/asteroids
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 38ec7d047076626396f6d5cde56ee8ff19eda8ee