diff --git a/configure.ac b/configure.ac
index 0dced7be2..b8050361d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -61,6 +61,7 @@ AC_PROG_MAKE_SET
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_CXX
+AC_PROG_OBJCXX
 AC_PROG_INSTALL
 AC_PROG_RANLIB
 AC_PREFIX_DEFAULT([/usr/local])
@@ -289,7 +290,6 @@ case "$host" in
        dnl to do more to distinguish them.
        dnl For now I am lazy and do not add proper detection code.
        macosx=1
-       AC_PROG_OBJCXX
        OBJCXXFLAGS="$OBJCXXFLAGS -std=gnu++0x";
        AC_DEFINE(MACOSX, 1, [Compiling on Mac OS X])
        LIBS="$LIBS -framework CoreMIDI -framework AudioUnit -framework AudioToolbox"
diff --git a/include/build_timestamp.h b/include/build_timestamp.h
index 9209d23dc..7282091aa 100644
--- a/include/build_timestamp.h
+++ b/include/build_timestamp.h
@@ -1,3 +1,3 @@
 /*auto-generated*/
-#define UPDATED_STR "May 7, 2018 12:44:19pm"
+#define UPDATED_STR "May 7, 2018 12:46:05pm"
 #define COPYRIGHT_END_YEAR "2018"