diff --git a/Fwk/AppFwk/CMakeLists.txt b/Fwk/AppFwk/CMakeLists.txt
index afcc3f6f2d..dc4851c78f 100644
--- a/Fwk/AppFwk/CMakeLists.txt
+++ b/Fwk/AppFwk/CMakeLists.txt
@@ -42,6 +42,7 @@ endif()
 add_subdirectory (cafProjectDataModel/cafPdmCore/cafPdmCore_UnitTests)
 add_subdirectory (cafProjectDataModel/cafPdmXml/cafPdmXml_UnitTests)
 add_subdirectory (cafProjectDataModel/cafProjectDataModel_UnitTests)
+add_subdirectory (cafUserInterface/cafUserInterface_UnitTests)
 
 # Organize sub-projects into folders on Visual Studio
 # Turn on using solution folders