diff --git a/CMakeLists.txt b/CMakeLists.txt
index 13d40299097b8915cd584a45214dd9a8071a077b..31b755b09e5fb5da91cee57fe13abe278d57b4d8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -69,9 +69,13 @@ MESSAGE("Install target dir is " ${CMAKE_INSTALL_PREFIX})
 # ADD_SUBDIRECTORY(src bin)  bin 为目标目录， 可以省略
 ADD_SUBDIRECTORY(deps)
 ADD_SUBDIRECTORY(src)
-ADD_SUBDIRECTORY(unitest)
 ADD_SUBDIRECTORY(test/perf)
 
+OPTION(WITH_UNIT_TESTS "Compile miniob with unit tests" ON)
+
+IF(WITH_UNIT_TESTS)
+    ADD_SUBDIRECTORY(unitest)
+ENDIF()
 
 # install 准备安装的目录是cmakefile 的当前目录， 不是build 后生成的目录
 # Files 默认权限OWNER_WRITE, OWNER_READ, GROUP_READ,和WORLD_READ，即644权限