diff --git a/configure.ac b/configure.ac
index 62f1631fbb38..6b6301210dfd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3686,6 +3686,25 @@ AC_SUBST(DEFAULT_PROFILE)
 # End build profile configuration
 #
 
+if test x$USE_NLS = xprofile_default; then
+
+if test x$host_darwin = xyes; then
+# We make the default value for USE_NLS
+# "no" on OSX because it isn't available on most
+# default OSX installs. The most common configurations will
+# all disable it, so this saves us typing.
+  USE_NLS=no
+  AC_SUBST([USE_NLS])
+  AC_MSG_RESULT([$USE_NLS])
+else
+  USE_NLS=yes
+  AC_SUBST([USE_NLS])
+  AC_MSG_RESULT([$USE_NLS])
+fi
+
+fi
+
+
 MALLOC_MEMPOOLS=no
 AC_ARG_WITH(malloc_mempools,[  --with-malloc-mempools=yes,no  Use malloc for each single mempool allocation (only for runtime debugging, defaults to no)],[
 	if test x$with_malloc_mempools = xyes; then
diff --git a/m4/nls.m4 b/m4/nls.m4
index 003704c4b93b..93e89ee4632b 100644
--- a/m4/nls.m4
+++ b/m4/nls.m4
@@ -26,7 +26,7 @@ AC_DEFUN([AM_NLS],
   dnl Default is enabled NLS
   AC_ARG_ENABLE([nls],
     [  --disable-nls           do not use Native Language Support],
-    USE_NLS=$enableval, USE_NLS=yes)
+    USE_NLS=$enableval, USE_NLS=profile_default)
   AC_MSG_RESULT([$USE_NLS])
   AC_SUBST([USE_NLS])
 ])
diff --git a/scripts/ci/run-jenkins.sh b/scripts/ci/run-jenkins.sh
index b3ade889396e..bab0f012df5d 100755
--- a/scripts/ci/run-jenkins.sh
+++ b/scripts/ci/run-jenkins.sh
@@ -7,8 +7,8 @@ export CFLAGS=-ggdb3
 
 if [[ ${CI_TAGS} == *'coop-gc'* ]]; then EXTRA_CONF_FLAGS="${EXTRA_CONF_FLAGS} --with-cooperative-gc=yes"; export MONO_CHECK_MODE=gc,thread; fi
 
-if [[ ${label} == 'osx-i386' ]]; then EXTRA_CONF_FLAGS="${EXTRA_CONF_FLAGS} --with-libgdiplus=/Library/Frameworks/Mono.framework/Versions/Current/lib/libgdiplus.dylib --enable-nls=no --build=i386-apple-darwin11.2.0"; fi
-if [[ ${label} == 'osx-amd64' ]]; then EXTRA_CONF_FLAGS="${EXTRA_CONF_FLAGS} --with-libgdiplus=/Library/Frameworks/Mono.framework/Versions/Current/lib/libgdiplus.dylib --enable-nls=no"; fi
+if [[ ${label} == 'osx-i386' ]]; then EXTRA_CONF_FLAGS="${EXTRA_CONF_FLAGS} --with-libgdiplus=/Library/Frameworks/Mono.framework/Versions/Current/lib/libgdiplus.dylib --build=i386-apple-darwin11.2.0"; fi
+if [[ ${label} == 'osx-amd64' ]]; then EXTRA_CONF_FLAGS="${EXTRA_CONF_FLAGS} --with-libgdiplus=/Library/Frameworks/Mono.framework/Versions/Current/lib/libgdiplus.dylib "; fi
 if [[ ${label} == 'w32' ]]; then PLATFORM=Win32; EXTRA_CONF_FLAGS="${EXTRA_CONF_FLAGS} --host=i686-w64-mingw32"; export MONO_EXECUTABLE="`cygpath -u ${WORKSPACE}\\\msvc\\\Win32\\\bin\\\Release_SGen\\\mono-sgen.exe`";fi
 if [[ ${label} == 'w64' ]]; then PLATFORM=x64; EXTRA_CONF_FLAGS="${EXTRA_CONF_FLAGS} --host=x86_64-w64-mingw32 --disable-boehm"; export MONO_EXECUTABLE="`cygpath -u ${WORKSPACE}\\\msvc\\\x64\\\bin\\\Release_SGen\\\mono-sgen.exe`"; fi