diff --git a/package/lean/qt5/Makefile b/package/lean/qt5/Makefile
index c61c7b843e..734d26a5cb 100644
--- a/package/lean/qt5/Makefile
+++ b/package/lean/qt5/Makefile
@@ -19,8 +19,8 @@ PKG_BUILD_DIR=$(BUILD_DIR)/qt-everywhere-src-$(PKG_VERSION).$(PKG_RELEASE)
 PKG_BUILD_PARALLEL:=1
 PKG_USE_MIPS16:=0
 
+
 include $(INCLUDE_DIR)/package.mk
--include $(if $(DUMP),,./files/qmake.mk)
 
 # not using sstrip here as this fucks up the .so's somehow
 STRIP:=/bin/true
@@ -36,7 +36,7 @@ define Package/qt5/Default
   SUBMENU:=Qt5
   TITLE:=qt5
   URL:=http://qt-project.org
-  DEPENDS:=+icu +librt +zlib +libpcre2-16 +libstdcpp +libpthread +libatomic +libopenssl @!LINUX_2_6
+  DEPENDS:=+libatomic +libstdcpp +libopenssl +zlib +icu @!LINUX_2_6
 endef
 
 define Package/qt5-core
@@ -74,6 +74,12 @@ define Package/qt5-xml
   DEPENDS+=+qt5-core
 endef
 
+define Package/qt5-serialport
+  $(call Package/qt5/Default)
+  TITLE+=serialport
+  DEPENDS+=+qt5-core
+endef
+
 define Package/qt5-xmlpatterns
   $(call Package/qt5/Default)
   TITLE+=xmlpatterns
@@ -87,31 +93,13 @@ define Package/qt5-test
 endef
 
 define Build/Configure
-	$(INSTALL_DIR) $(PKG_BUILD_DIR)/qtbase/lib/fonts
 	$(INSTALL_DIR) $(PKG_BUILD_DIR)/qtbase/mkspecs/linux-openwrt-g++
-	$(CP) ./files/fonts/* $(PKG_BUILD_DIR)/qtbase/lib/fonts/
 	$(CP) ./files/qplatformdefs.h $(PKG_BUILD_DIR)/qtbase/mkspecs/linux-openwrt-g++/qplatformdefs.h
 	$(CP) ./files/qmake.conf $(PKG_BUILD_DIR)/qtbase/mkspecs/linux-openwrt-g++/qmake.conf
 	$(SED) 's@$$$$(TARGET_CROSS)@$(TARGET_CROSS)@g' $(PKG_BUILD_DIR)/qtbase/mkspecs/linux-openwrt-g++/qmake.conf
 	( cd $(PKG_BUILD_DIR) ; \
-		TARGET_CC="$(TARGET_CROSS)gcc" \
-		TARGET_CXX="$(TARGET_CROSS)g++" \
-		TARGET_AR="$(TARGET_CROSS)ar cqs" \
-		TARGET_OBJCOPY="$(TARGET_CROSS)objcopy" \
-		TARGET_RANLIB="$(TARGET_CROSS)ranlib" \
-		TARGET_CFLAGS="$(TARGET_CFLAGS) $(EXTRA_CFLAGS)" \
-		TARGET_CXXFLAGS="$(TARGET_CFLAGS) $(EXTRA_CFLAGS)" \
-		TARGET_LDFLAGS="$(TARGET_LDFLAGS) $(EXTRA_LDFLAGS) -lpthread -lrt" \
-		TARGET_INCDIRS="$(TARGET_INCDIRS)" \
-		TARGET_LIBDIRS="$(TARGET_LIBDIRS) $(STAGING_DIR)/usr/lib/" \
-		CFLAGS= \
-		CXXFLAGS= \
-		LDFLAGS= \
 		./configure \
-			-prefix /usr \
-			-extprefix $(TOOLCHAIN_DIR) \
-			-sysroot $(TOOLCHAIN_DIR) \
-			-plugindir /usr/lib/Qt/plugins \
+			-prefix $(TOOLCHAIN_DIR) \
 			-xplatform linux-openwrt-g++ \
 			-opensource \
 			-confirm-license \
@@ -128,9 +116,11 @@ define Build/Configure
 			-no-xcb \
 			-no-openssl \
 			-qt-zlib \
+			-qt-pcre \
 			-qt-freetype \
 			-make libs \
 			-nomake examples \
+			-nomake tools \
 			-nomake tests \
 			-skip qtdeclarative \
 			-skip qtmultimedia \
@@ -144,20 +134,7 @@ define Build/Configure
 endef
 
 define Build/Compile
-	TARGET_CC="$(TARGET_CROSS)gcc" \
-	TARGET_CXX="$(TARGET_CROSS)g++" \
-	TARGET_AR="$(TARGET_CROSS)ar cqs" \
-	TARGET_OBJCOPY="$(TARGET_CROSS)objcopy" \
-	TARGET_RANLIB="$(TARGET_CROSS)ranlib" \
-	TARGET_CFLAGS="$(TARGET_CFLAGS) $(EXTRA_CFLAGS)" \
-	TARGET_CXXFLAGS="$(TARGET_CFLAGS) $(EXTRA_CFLAGS)" \
-	TARGET_LDFLAGS="$(TARGET_LDFLAGS) $(EXTRA_LDFLAGS) -ldl -lpthread -lrt" \
-	TARGET_INCDIRS="$(TARGET_INCDIRS)" \
-	TARGET_LIBDIRS="$(TARGET_LIBDIRS) $(STAGING_DIR)/usr/lib/" \
-	STAGING_DIR="$(STAGING_DIR)" \
-	STAGING_DIR_HOST="$(STAGING_DIR)/../host" \
-	PKG_CONFIG_SYSROOT="$(STAGING_DIR)" \
-	$(MAKE) -j4 -C $(PKG_BUILD_DIR)
+	$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR)
 endef
 
 define Build/InstallDev
@@ -224,6 +201,13 @@ define Package/qt5-xml/install
 	$(CP) $(PKG_BUILD_DIR)/qtbase/lib/libQt5Xml.la 	$(1)/usr/lib/
 endef
 
+define Package/qt5-serialport/install
+	$(INSTALL_DIR) $(1)/usr/lib/
+	$(CP) $(PKG_BUILD_DIR)/qtserialport/lib/libQt5SerialPort.so* $(1)/usr/lib/
+	$(CP) $(PKG_BUILD_DIR)/qtserialport/lib/libQt5SerialPort.prl $(1)/usr/lib/
+	$(CP) $(PKG_BUILD_DIR)/qtserialport/lib/libQt5SerialPort.la 	$(1)/usr/lib/
+endef
+
 define Package/qt5-xmlpatterns/install
 	$(INSTALL_DIR) $(1)/usr/lib/
 	$(CP) $(PKG_BUILD_DIR)/qtxmlpatterns/lib/libQt5XmlPatterns.so* $(1)/usr/lib/
@@ -244,5 +228,6 @@ $(eval $(call BuildPackage,qt5-network))
 $(eval $(call BuildPackage,qt5-widgets))
 $(eval $(call BuildPackage,qt5-sql))
 $(eval $(call BuildPackage,qt5-xml))
+$(eval $(call BuildPackage,qt5-serialport))
 $(eval $(call BuildPackage,qt5-xmlpatterns))
 $(eval $(call BuildPackage,qt5-test))
diff --git a/package/lean/qt5/files/fonts/DejaVuSans-Bold.ttf b/package/lean/qt5/files/fonts/DejaVuSans-Bold.ttf
deleted file mode 100644
index 040bb9d317..0000000000
Binary files a/package/lean/qt5/files/fonts/DejaVuSans-Bold.ttf and /dev/null differ
diff --git a/package/lean/qt5/files/fonts/DejaVuSans-BoldOblique.ttf b/package/lean/qt5/files/fonts/DejaVuSans-BoldOblique.ttf
deleted file mode 100644
index d0fc12f08c..0000000000
Binary files a/package/lean/qt5/files/fonts/DejaVuSans-BoldOblique.ttf and /dev/null differ
diff --git a/package/lean/qt5/files/fonts/DejaVuSans-Oblique.ttf b/package/lean/qt5/files/fonts/DejaVuSans-Oblique.ttf
deleted file mode 100644
index 19f9f749b9..0000000000
Binary files a/package/lean/qt5/files/fonts/DejaVuSans-Oblique.ttf and /dev/null differ
diff --git a/package/lean/qt5/files/fonts/DejaVuSans.ttf b/package/lean/qt5/files/fonts/DejaVuSans.ttf
deleted file mode 100644
index 7e411a71be..0000000000
Binary files a/package/lean/qt5/files/fonts/DejaVuSans.ttf and /dev/null differ
diff --git a/package/lean/qt5/files/fonts/DejaVuSansMono-Bold.ttf b/package/lean/qt5/files/fonts/DejaVuSansMono-Bold.ttf
deleted file mode 100644
index 86f9722627..0000000000
Binary files a/package/lean/qt5/files/fonts/DejaVuSansMono-Bold.ttf and /dev/null differ
diff --git a/package/lean/qt5/files/fonts/DejaVuSansMono-BoldOblique.ttf b/package/lean/qt5/files/fonts/DejaVuSansMono-BoldOblique.ttf
deleted file mode 100644
index b1439380af..0000000000
Binary files a/package/lean/qt5/files/fonts/DejaVuSansMono-BoldOblique.ttf and /dev/null differ
diff --git a/package/lean/qt5/files/fonts/DejaVuSansMono-Oblique.ttf b/package/lean/qt5/files/fonts/DejaVuSansMono-Oblique.ttf
deleted file mode 100644
index 81208a6cfd..0000000000
Binary files a/package/lean/qt5/files/fonts/DejaVuSansMono-Oblique.ttf and /dev/null differ
diff --git a/package/lean/qt5/files/fonts/DejaVuSansMono.ttf b/package/lean/qt5/files/fonts/DejaVuSansMono.ttf
deleted file mode 100644
index 029fcac35f..0000000000
Binary files a/package/lean/qt5/files/fonts/DejaVuSansMono.ttf and /dev/null differ
diff --git a/package/lean/qt5/files/qmake.conf b/package/lean/qt5/files/qmake.conf
index f013cca4fb..20491903ac 100644
--- a/package/lean/qt5/files/qmake.conf
+++ b/package/lean/qt5/files/qmake.conf
@@ -13,12 +13,21 @@ include(../common/g++-unix.conf)
 # modifications to g++.conf
 QMAKE_CC                = $(TARGET_CROSS)gcc
 QMAKE_CXX               = $(TARGET_CROSS)g++
-QMAKE_LINK              = $(TARGET_CROSS)g++
-QMAKE_LINK_SHLIB        = $(TARGET_CROSS)g++
+
+QMAKE_CFLAGS           += $$(TARGET_CFLAGS)
+QMAKE_CXXFLAGS         += $$(TARGET_CXXFLAGS)
+QMAKE_LFLAGS           += $$(TARGET_LDFLAGS)
+
+QMAKE_LINK_C            = $$QMAKE_CC
+QMAKE_LINK_C_SHLIB      = $$QMAKE_CC
+QMAKE_LINK              = $$QMAKE_CXX
+QMAKE_LINK_SHLIB        = $$QMAKE_CXX
 
 # modifications to linux.conf
 QMAKE_AR                = $(TARGET_CROSS)ar cqs
 QMAKE_OBJCOPY           = $(TARGET_CROSS)objcopy
 QMAKE_NM                = $(TARGET_CROSS)nm -P
 QMAKE_STRIP             = $(TARGET_CROSS)strip
+
+
 load(qt_config)
diff --git a/package/lean/qt5/files/qmake.mk b/package/lean/qt5/files/qmake.mk
deleted file mode 100644
index 417cfb223f..0000000000
--- a/package/lean/qt5/files/qmake.mk
+++ /dev/null
@@ -1,56 +0,0 @@
-#
-# Copyright (C) 2010 OpenWrt.org
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
-#
-
-QMAKE_SPECFILE:=$(STAGING_DIR)/usr/mkspecs/linux-openwrt-g++
-
-TARGET_INCDIRS +=\
-	$(STAGING_DIR)/include \
-	$(STAGING_DIR)/usr/include
-
-TARGET_LIBDIRS += \
-	$(STAGING_DIR)/lib \
-	$(STAGING_DIR)/usr/lib 
-
-define Build/Configure/Qmake
-	TARGET_CC="$(TARGET_CROSS)gcc" \
-	TARGET_CXX="$(TARGET_CROSS)g++" \
-	TARGET_AR="$(TARGET_CROSS)ar cqs" \
-	TARGET_OBJCOPY="$(TARGET_CROSS)objcopy" \
-	TARGET_RANLIB="$(TARGET_CROSS)ranlib" \
-	TARGET_CFLAGS="$(TARGET_CFLAGS) $(EXTRA_CFLAGS)" \
-	TARGET_CXXFLAGS="$(TARGET_CFLAGS) $(EXTRA_CFLAGS)" \
-	TARGET_LDFLAGS="$(TARGET_LDFLAGS) $(EXTRA_LDFLAGS)" \
-	TARGET_INCDIRS="$(TARGET_INCDIRS)" \
-	TARGET_LIBDIRS="$(TARGET_LIBDIRS)" \
-	TARGET_LIBS="$(TARGET_LIBS)" \
-	STAGING_DIR_HOST="$(STAGING_DIR)/../host" \
-	STAGING_DIR="$(STAGING_DIR)" \
-	qmake \
-		-spec $(QMAKE_SPECFILE) \
-		-o $(PKG_BUILD_DIR)/Makefile \
-		$(2) \
-		$(PKG_BUILD_DIR)/$(1).pro
-endef
-
-# we need to pass everything to $(MAKE) as well, as Makefiles may invoke qmake once again for creating further Makefiles
-define Build/Compile/Default
-	TARGET_CC="$(TARGET_CROSS)gcc" \
-	TARGET_CXX="$(TARGET_CROSS)g++" \
-	TARGET_AR="$(TARGET_CROSS)ar cqs" \
-	TARGET_OBJCOPY="$(TARGET_CROSS)objcopy" \
-	TARGET_RANLIB="$(TARGET_CROSS)ranlib" \
-	TARGET_CFLAGS="$(TARGET_CFLAGS) $(EXTRA_CFLAGS)" \
-	TARGET_CXXFLAGS="$(TARGET_CFLAGS) $(EXTRA_CFLAGS)" \
-	TARGET_LDFLAGS="$(TARGET_LDFLAGS) $(EXTRA_LDFLAGS)" \
-	TARGET_INCDIRS="$(TARGET_INCDIRS)" \
-	TARGET_LIBDIRS="$(TARGET_LIBDIRS)" \
-	TARGET_LIBS="$(TARGET_LIBS)" \
-	STAGING_DIR_HOST="$(STAGING_DIR)/../host" \
-	STAGING_DIR="$(STAGING_DIR)" \
-	$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR)/$(MAKE_PATH) \
-		$(1);
-endef
diff --git a/package/lean/qt5/files/qplatformdefs.h b/package/lean/qt5/files/qplatformdefs.h
index 02e77c9a37..aedffeb1ef 100644
--- a/package/lean/qt5/files/qplatformdefs.h
+++ b/package/lean/qt5/files/qplatformdefs.h
@@ -1,9 +1,40 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the qmake spec of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
 #include "../linux-g++/qplatformdefs.h"
-
-#undef QT_SOCKLEN_T
-
-#if defined(__GLIBC__) && (__GLIBC__ < 2)
-#define QT_SOCKLEN_T            int
-#else
-#define QT_SOCKLEN_T            socklen_t
-#endif