diff --git a/CMakeLists.txt b/CMakeLists.txt
index a857dbd..dd982f8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,31 +27,33 @@ target_precompile_headers(${PROJECT_NAME} PRIVATE ${HEADER_FILES})
 if(CMAKE_BUILD_TYPE MATCHES "Debug")
   if (MSVC)
     target_compile_options(${PROJECT_NAME} PRIVATE /W4 /Od /Zi)
-  elseif(NOT ${CMAKE_SYSTEM_NAME} MATCHES "Emscripten")
+  else()
     target_compile_options(${PROJECT_NAME} PRIVATE -Wall -Wextra -Werror -O0 -g)
   endif()
 elseif(CMAKE_BUILD_TYPE MATCHES "Release")
   if (MSVC)
     target_compile_options(${PROJECT_NAME} PRIVATE /W4 /O3 /GL)
-  elseif(NOT ${CMAKE_SYSTEM_NAME} MATCHES "Emscripten")
+  else()
     target_compile_options(${PROJECT_NAME} PRIVATE -Wall -Wextra -Werror -pedantic -O3 -flto)
   endif()
 endif()
 
 if (${CMAKE_SYSTEM_NAME} MATCHES "Emscripten")
-  target_link_options(${PROJECT_NAME} PRIVATE
+  set(EMSCRIPTEN_OPTIONS
     "-s EVAL_CTORS=1"
     "-s WASM_BIGINT=1"
     "-s DISABLE_EXCEPTION_CATCHING=1"
     "-s ALLOW_MEMORY_GROWTH=1"
     "-s INITIAL_MEMORY=134217728"
     "-s EXPORTED_RUNTIME_METHODS=['callMain']"
-    # Debug
+    # Debuggging
     "-s RUNTIME_DEBUG"
     "-s ASSERTIONS=1"
     "-s NO_DISABLE_EXCEPTION_CATCHING"
   )
-  target_compile_options(${PROJECT_NAME} PRIVATE -Os -flto)
+
+  target_link_libraries(${PROJECT_NAME} PRIVATE ${EMSCRIPTEN_OPTIONS})
+  target_compile_options(${PROJECT_NAME} PRIVATE -Wall -Wextra -Werror -Wno-pass-failed=transform-warning -pedantic -O3 -flto)
 endif()
 
 option(SANDBOX "Use sandbox" OFF)