diff --git a/mingw-w64-sip/0001-mingw-python.patch b/mingw-w64-sip/0001-mingw-python.patch
index 76a1c4a7eb..e7f36e530d 100644
--- a/mingw-w64-sip/0001-mingw-python.patch
+++ b/mingw-w64-sip/0001-mingw-python.patch
@@ -20,7 +20,7 @@ diff -uNr sip-4.16.2/configure.py sip-4.16.2-mingw/configure.py
              build_platform = "win32-msvc2010"
          elif py_version >= 0x020600:
              build_platform = "win32-msvc2008"
-@@ -211,16 +214,28 @@
+@@ -211,16 +214,29 @@
      plat_py_inc_dir = sysconfig.get_python_inc()
      plat_py_conf_inc_dir = os.path.dirname(sysconfig.get_config_h_filename())
  
@@ -46,6 +46,7 @@ diff -uNr sip-4.16.2/configure.py sip-4.16.2-mingw/configure.py
 +            plat_bin_dir = temp_sys_exec_prefix + "/bin"
 +            temp_sys_prefix = os.popen(' '.join(['cygpath', '--unix', sys.prefix])).readline().strip()
 +            plat_sip_dir = temp_sys_prefix + "/share/sip"
++            plat_py_venv_inc_dir = os.popen(' '.join(['cygpath', '--unix', plat_py_venv_inc_dir])).readline().strip()
 +        else:
 +            plat_py_lib_dir = lib_dir + "/config"
 +            plat_bin_dir = sys.exec_prefix + "/bin"
diff --git a/mingw-w64-sip/PKGBUILD b/mingw-w64-sip/PKGBUILD
index 105b4730b1..686e509600 100644
--- a/mingw-w64-sip/PKGBUILD
+++ b/mingw-w64-sip/PKGBUILD
@@ -3,7 +3,7 @@
 
 _realname=sip
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}" "${MINGW_PACKAGE_PREFIX}-python2-${_realname}" "${MINGW_PACKAGE_PREFIX}-python3-${_realname}")
-pkgver=4.16.5
+pkgver=4.16.6
 pkgrel=1
 pkgdesc="Tool to create Python bindings for C and C++ libraries"
 arch=('any')
@@ -15,8 +15,8 @@ makedepends=("${MINGW_PACKAGE_PREFIX}-gcc"
 
 source=("http://downloads.sourceforge.net/project/pyqt/${_realname}/${_realname}-${pkgver}/${_realname}-${pkgver}.tar.gz"
         "0001-mingw-python.patch")
-md5sums=('6d01ea966a53e4c7ae5c5e48c40e49e5'
-         'a01b87229009bacfeb440366dd932648')
+md5sums=('44e87c4c98206f465d3f07f4caa0c903'
+         '0f812155edb59dd9dcb7bd187c5646ae')
 
 prepare() {
   cd "${srcdir}"/${_realname}-${pkgver}