diff --git a/CMakelists.txt b/CMakelists.txt
index 5ada698..f3ff5ce 100644
--- a/CMakelists.txt
+++ b/CMakelists.txt
@@ -21,13 +21,4 @@ set(CMAKE_CXX_FLAGS_DEBUG "$ENV{CXXFLAGS} -O0 -Wall -g -ggdb")
 set(CMAKE_CXX_FLAGS_RELEASE "$ENV{CXXFLAGS} -O3 -Wall")
 
 # install
-set(CMAKE_INSTALL_PREFIX "./release")
-
-# generate target
-# add_executable(${PROJECT_NAME} ${DIR_TEST})
-
-# link libary
-# target_link_libraries(${PROJECT_NAME} unicstl)
-
-# install 
-# install(TARGETS ${PROJECT_NAME} DESTINATION bin)
+set(CMAKE_INSTALL_PREFIX "release")
diff --git a/example/CMakelists.txt b/example/CMakelists.txt
index be39de8..c1e3de4 100644
--- a/example/CMakelists.txt
+++ b/example/CMakelists.txt
@@ -1,4 +1,4 @@
 
-aux_source_directory(. DIR_LIB_SRC)
+aux_source_directory(. SRC_DEMO)
 
-add_library(unicstl STATIC  ${DIR_LIB_SRC})
+add_library(example STATIC  ${SRC_DEMO})
diff --git a/mk.bat b/mk.bat
index 348e77f..9f1b0f1 100644
--- a/mk.bat
+++ b/mk.bat
@@ -4,4 +4,4 @@
 cmake -B build -G "MinGW Makefiles"
 
 make -C build
-@REM make -C install 
+make -C build install 
diff --git a/run.bat b/run.bat
new file mode 100644
index 0000000..e2ee338
--- /dev/null
+++ b/run.bat
@@ -0,0 +1 @@
+start /b /wait build/release/bin/test.exe
diff --git a/src/CMakelists.txt b/src/CMakelists.txt
index 0d0238d..6ceb6b0 100644
--- a/src/CMakelists.txt
+++ b/src/CMakelists.txt
@@ -4,4 +4,4 @@ aux_source_directory(. LIB_SRC)
 add_library(unicstl STATIC ${LIB_SRC})
 
 # install
-# install(TARGETS unicstl DESTINATION bin)
+install(TARGETS unicstl DESTINATION lib)