diff --git a/CMakeLists.txt b/CMakeLists.txt
index 81249d8b04..7c1105cdca 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -980,7 +980,7 @@ if( UNIX AND NOT APPLE )
         )
 endif()
 
-#include( CTest )
+include( CTest )
 enable_testing()
 
 if( UNIX AND NOT APPLE )