diff --git a/CMakeLists.txt b/CMakeLists.txt
index e5f93cd..7119628 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -113,6 +113,10 @@
     add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/lib/js)
 endif()
 
+if(BUILD_KOTLIN)
+    add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/lib/kotlin)
+endif()
+
 if(BUILD_NODEJS)
     add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/lib/nodejs)
 endif()