diff --git a/CMakeLists.txt b/CMakeLists.txt
index f290e96d..d603ab67 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,6 +13,8 @@ elseif(${CMAKE_BUILD_TYPE} MATCHES HIL)
     include(${CMAKE_SOURCE_DIR}/cmake/fetch_googletest.cmake)
     set(CMAKE_TOOLCHAIN_FILE ${CMAKE_SOURCE_DIR}/cmake/toolchain_hil_gcc.cmake)
 elseif(${CMAKE_BUILD_TYPE} MATCHES Test)
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m32")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m32")
     include(${CMAKE_SOURCE_DIR}/cmake/fetch_googletest.cmake)
     set(CMAKE_TOOLCHAIN_FILE ${CMAKE_SOURCE_DIR}/cmake/toolchain_linux_gcc.cmake)
 elseif(${CMAKE_BUILD_TYPE} MATCHES Examples)
@@ -48,6 +50,7 @@ endif()
 if(${CMAKE_BUILD_TYPE} MATCHES Test)
     enable_language(C CXX)
     enable_testing()
+
     add_subdirectory(test)
 endif()