diff --git a/CMakeLists.txt b/CMakeLists.txt
index f623951..88e34ca 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -84,4 +84,8 @@ target_link_libraries(mat module-used-object)
 
 add_library(nasock SHARED ${CMAKE_SOURCE_DIR}/module/nasocket.cpp)
 target_include_directories(nasock PRIVATE ${CMAKE_SOURCE_DIR}/src)
-target_link_libraries(nasock module-used-object)
\ No newline at end of file
+target_link_libraries(nasock module-used-object)
+
+add_library(json SHARED ${CMAKE_SOURCE_DIR}/module/json.cpp)
+target_include_directories(json PRIVATE ${CMAKE_SOURCE_DIR}/src)
+target_link_libraries(json module-used-object)