diff --git a/src/mrw/checkcxx11.hxx b/src/mrw/checkcxx11.hxx
index eea3414..edd1a32 100644
--- a/src/mrw/checkcxx11.hxx
+++ b/src/mrw/checkcxx11.hxx
@@ -33,20 +33,20 @@
            // __cplusplus==1 is a known bug in gcc 4.6.3
 #          warning your compiler has a know bug, please upgrade to gcc >= 4.7
 #          warning see __cplusplus in http://gcc.gnu.org/gcc-4.7/changes.html
-#        endif
-#      else
-         /// Code is compiled with an old non C++11 standard compliant compiler
-         /** There are workarounds for old non C++11 compatible
-             compilers. These workarounds are deprecated, but will remain until
-             most compilers fully support C++11. So this workaround will be
-             removed in future releases, when support for C++11 is more
-             common. Only rely on this workaround, if you really have to. */
-#        define MRW__OLD_PRE11_COMPILER
-#        warning you need a C++11 compliant compiler, on gcc: add -std=c++11
-#        warning emulating C++11 - this changes the way you use the library
-#        warning this is deprecated and will be removed in future releases
-#        warning refere to the library documentation for more details
 #      endif
+#    else
+       /// Code is compiled with an old non C++11 standard compliant compiler
+       /** There are workarounds for old non C++11 compatible
+           compilers. These workarounds are deprecated, but will
+           remain until most compilers fully support C++11. So this
+           workaround will be removed in future releases, when support
+           for C++11 is more common. Only rely on this workaround, if
+           you really have to. */
+#      define MRW__OLD_PRE11_COMPILER
+#      warning you need a C++11 compliant compiler, on gcc: add -std=c++11
+#      warning emulating C++11 - this changes the way you use the library
+#      warning this is deprecated and will be removed in future releases
+#      warning refere to the library documentation for more details
 #    endif
 #  endif