diff --git a/SuperBuild/CMake/SuperBuild_Macro.cmake b/SuperBuild/CMake/SuperBuild_Macro.cmake
index 242c5dc40e5a975c461baa47e570f0b74fa2a8f4..62d4718e6750f61ffd15fa14274c02ca5d770de1 100644
--- a/SuperBuild/CMake/SuperBuild_Macro.cmake
+++ b/SuperBuild/CMake/SuperBuild_Macro.cmake
@@ -197,7 +197,7 @@ endmacro()
 
 macro(package_require_cxx11 project)
   if(NOT OTB_HAS_CXX11)
-    message(FATAL_ERROR "${project} requires C++11 support. consider adding --std=c++11 to your cxx compiler flags or disable ${project} ")
+    message(FATAL_ERROR "${project} requires C++11 support. consider adding -std=c++11 to your cxx compiler flags or disable ${project} ")
   endif()
 endmacro()