diff --git a/SConstruct b/SConstruct
index c7c8aeca2..0b816f679 100644
--- a/SConstruct
+++ b/SConstruct
@@ -154,7 +154,7 @@ CXX_LIBSHEADERS = [
 ]
 
 BOOST_LIBSHEADERS = [
-    # ['system', 'boost/system/system_error.hpp', True], # uncomment this on Darwin + boost_1_35
+    ['system', 'boost/system/system_error.hpp', True], # uncomment this on Darwin + boost_1_35
     ['filesystem', 'boost/filesystem/operations.hpp', True],
     ['regex', 'boost/regex.hpp', True],
     ['iostreams','boost/iostreams/device/mapped_file.hpp',True],
@@ -181,7 +181,7 @@ else:
     
 for count, libinfo in enumerate(BOOST_LIBSHEADERS):
     if  env['THREADING'] == 'multi' :
-        if not conf.CheckLibWithHeader('boost_%s%s%s' % (libinfo[0],env['BOOST_APPEND'],thread_suffix), libinfo[1], 'C++') and libinfo[2] :
+        if not conf.CheckLibWithHeader('boost_%s%s%s' % (libinfo[0],thread_suffix,env['BOOST_APPEND']), libinfo[1], 'C++') and libinfo[2] :
             color_print(1,'Could not find header or shared library for boost %s, exiting!' % libinfo[0])
             Exit(1)
     elif not conf.CheckLibWithHeader('boost_%s%s' % (libinfo[0], env['BOOST_APPEND']), libinfo[1], 'C++') :
diff --git a/bindings/python/SConscript b/bindings/python/SConscript
index 08b37b44f..5d0471949 100644
--- a/bindings/python/SConscript
+++ b/bindings/python/SConscript
@@ -40,7 +40,7 @@ if env['PLATFORM'] == 'FreeBSD':
 linkflags = ''
 libraries = ['mapnik','png','jpeg']
 if env['THREADING'] == 'multi':
-    libraries.append('boost_python%s%s' % (env['BOOST_APPEND'],thread_suffix))
+    libraries.append('boost_python%s%s' % (thread_suffix,env['BOOST_APPEND']))
 else :
     libraries.append('boost_python%s' % env['BOOST_APPEND'])
 
@@ -48,11 +48,11 @@ if env['PLATFORM'] == 'Darwin':
     libraries.append('icuuc')
     libraries.append('icudata')
     if env['THREADING'] == 'multi':
-        libraries.append('boost_regex%s%s' % (env['BOOST_APPEND'],thread_suffix))
+        libraries.append('boost_regex%s%s' % (thread_suffix,env['BOOST_APPEND']))
     else :
         libraries.append('boost_regex%s' % env['BOOST_APPEND'])
     if env['THREADING'] == 'multi':
-        libraries.append('boost_thread%s%s' % (env['BOOST_APPEND'],thread_suffix))
+        libraries.append('boost_thread%s%s' % (thread_suffix,env['BOOST_APPEND']))
     if '-DHAVE_PYCAIRO' in env['CXXFLAGS']:
         libraries.append([lib for lib in env['LIBS'] if lib.startswith('cairo')])
     linkflags = '-F/ -framework Python'
diff --git a/plugins/input/postgis/SConscript b/plugins/input/postgis/SConscript
index a0d1967c0..e9ba1a709 100644
--- a/plugins/input/postgis/SConscript
+++ b/plugins/input/postgis/SConscript
@@ -38,7 +38,7 @@ if env['PLATFORM'] == 'Darwin':
     libraries.append('icuuc')
     libraries.append('icudata')
     if env['THREADING'] == 'multi':
-        libraries.append('boost_thread%s-mt' % env['BOOST_APPEND'])
+        libraries.append('boost_thread-mt%s' % env['BOOST_APPEND'])
 
 postgis_inputdriver = env.SharedLibrary('postgis', source=postgis_src, SHLIBPREFIX='', SHLIBSUFFIX='.input', LIBS=libraries)
 
diff --git a/plugins/input/shape/SConscript b/plugins/input/shape/SConscript
index 005201eef..d254aa21d 100644
--- a/plugins/input/shape/SConscript
+++ b/plugins/input/shape/SConscript
@@ -40,7 +40,7 @@ if env['PLATFORM'] == 'FreeBSD':
     thread_suffix = ''
     
 if env['THREADING'] == 'multi':
-    libraries = ['boost_iostreams%s%s' % (env['BOOST_APPEND'],thread_suffix) ]
+    libraries = ['boost_iostreams%s%s' % (thread_suffix,env['BOOST_APPEND']) ]
 else:
     libraries = ['boost_iostreams%s' % (env['BOOST_APPEND']) ]