diff --git a/daemon/configure.ac b/daemon/configure.ac
index 77778b09c699a7a90784598ae1209dd399fa8add..9ce50b7a4fa05a01562842590a9a5854d50cc68e 100644
--- a/daemon/configure.ac
+++ b/daemon/configure.ac
@@ -36,7 +36,7 @@ dnl Define C++ as default language
 AC_LANG(C++)
 
 dnl Check for C++11 support
-AX_CXX_COMPILE_STDCXX_11(,[mandatory])
+AX_CXX_COMPILE_STDCXX_11([noext],[mandatory])
 
 dnl Check for header files
 AC_FUNC_ALLOCA