diff --git a/configure b/configure
index af6a54f13d..c4eadcb9cb 100755
--- a/configure
+++ b/configure
@@ -15152,6 +15152,10 @@ if test "$CXX" = "g++" -a "$GXX" != "yes"; then
     as_fn_error $? "C++ compiler is needed to build wxWidgets" "$LINENO" 5
 fi
 
+if test "$wxUSE_MAC" = 1 -a -z "$wxWITH_CXX"; then
+    wxWITH_CXX=11
+fi
+
 if test -n "$wxWITH_CXX"; then
             case "$wxWITH_CXX" in
         11)
diff --git a/configure.in b/configure.in
index a34c80a94b..47129cd400 100644
--- a/configure.in
+++ b/configure.in
@@ -1098,6 +1098,13 @@ if test "$CXX" = "g++" -a "$GXX" != "yes"; then
     AC_MSG_ERROR([C++ compiler is needed to build wxWidgets])
 fi
 
+dnl Always use C++11 under macOS, there are no supported compilers not
+dnl supporting it there, but don't prevent a latest version of C++ from being
+dnl used.
+if test "$wxUSE_MAC" = 1 -a -z "$wxWITH_CXX"; then
+    wxWITH_CXX=11
+fi
+
 if test -n "$wxWITH_CXX"; then
     dnl AX_CXX_COMPILE_STDCXX requires its VERSION argument to be specified at
     dnl autoconf, not run, time.