diff --git a/generic/Emscripten-wasm.cmake b/generic/Emscripten-wasm.cmake
index f99c407..ad5dd2e 100644
--- a/generic/Emscripten-wasm.cmake
+++ b/generic/Emscripten-wasm.cmake
@@ -57,6 +57,10 @@ set(CMAKE_CXX_COMPILER "${EMSCRIPTEN_PREFIX}/em++${EMCC_SUFFIX}")
 # and doing it everywhere.
 set(CMAKE_AR "${EMSCRIPTEN_PREFIX}/emar${EMCC_SUFFIX}" CACHE PATH "Path to Emscripten ar")
 set(CMAKE_RANLIB "${EMSCRIPTEN_PREFIX}/emranlib${EMCC_SUFFIX}" CACHE PATH "Path to Emscripten ranlib")
+set(CMAKE_C_COMPILER_AR "${CMAKE_AR}")
+set(CMAKE_CXX_COMPILER_AR "${CMAKE_AR}")
+set(CMAKE_C_COMPILER_RANLIB "${CMAKE_RANLIB}")
+set(CMAKE_CXX_COMPILER_RANLIB "${CMAKE_RANLIB}")
 
 set(CMAKE_FIND_ROOT_PATH ${CMAKE_FIND_ROOT_PATH}
     "${EMSCRIPTEN_TOOLCHAIN_PATH}"
@@ -76,5 +80,5 @@ set(CMAKE_SYSTEM_PREFIX_PATH ${CMAKE_FIND_ROOT_PATH})
 cmake_minimum_required(VERSION 3.7)
 set(CMAKE_CXX_FLAGS_INIT "-s WASM=1")
 set(CMAKE_EXE_LINKER_FLAGS_INIT "-s WASM=1")
-set(CMAKE_CXX_FLAGS_RELEASE_INIT "-DNDEBUG -O3")
-set(CMAKE_EXE_LINKER_FLAGS_RELEASE_INIT "-O3 --llvm-lto 1")
+set(CMAKE_CXX_FLAGS_RELEASE_INIT "-DNDEBUG -O3 -flto")
+set(CMAKE_EXE_LINKER_FLAGS_RELEASE_INIT "-O3 --llvm-lto 1 -flto")