Index: src/CMakeLists.txt
--- src/CMakeLists.txt.orig
+++ src/CMakeLists.txt
@@ -7,4 +7,6 @@ if (ENABLE_CONFIG_QT)
     add_subdirectory(configtool)
 endif()
 
-add_subdirectory(migrator)
+if (ENABLE_MIGRATOR)
+    add_subdirectory(migrator)
+endif()