diff --git a/CMakeLists.txt b/CMakeLists.txt
index 773c2de3..5a4b320e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -33,17 +33,15 @@ FetchContent_MakeAvailable(yaml-cpp)
 include(cmake/cesium.cmake)
 
 # Erdblick Core Library
-
 add_subdirectory(libs/core)
 
 if(NOT ${CMAKE_SYSTEM_NAME} STREQUAL "Emscripten")
   add_subdirectory(test)
+else()
+  # Angular Build
+  add_custom_target(erdblick-ui ALL
+    COMMAND bash "${CMAKE_SOURCE_DIR}/build-ui.bash" "${CMAKE_SOURCE_DIR}"
+    WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
+    DEPENDS erdblick-core)
 endif()
 
-# Angular Build
-
-add_custom_target(erdblick-ui ALL
-  COMMAND bash "${CMAKE_SOURCE_DIR}/build-ui.bash" "${CMAKE_SOURCE_DIR}"
-  WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
-  DEPENDS erdblick-core
-)