diff --git a/lang/python/python-zope-interface/Makefile b/lang/python/python-zope-interface/Makefile
new file mode 100644
index 0000000000..b78893cc21
--- /dev/null
+++ b/lang/python/python-zope-interface/Makefile
@@ -0,0 +1,80 @@
+#
+# Copyright (C) 2006-2011, 2015-2018 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=python-zope-interface
+PKG_VERSION:=4.4.3
+PKG_RELEASE:=1
+
+PKG_SOURCE:=zope.interface-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=https://pypi.python.org/packages/bd/d2/25349ed41f9dcff7b3baf87bd88a4c82396cf6e02f1f42bb68657a3132af
+PKG_HASH:=d6d26d5dfbfd60c65152938fcb82f949e8dada37c041f72916fef6621ba5c5ce
+
+PKG_BUILD_DIR:=$(BUILD_DIR)/$(BUILD_VARIANT)-zope-interface-$(PKG_VERSION)
+
+PKG_LICENSE:=ZPL-2.1
+PKG_LICENSE_FILES:=LICENSE.txt
+PKG_MAINTAINER:=Jeffery To <jeffery.to@gmail.com>
+
+include $(INCLUDE_DIR)/package.mk
+include ../python-package.mk
+include ../python3-package.mk
+
+PKG_UNPACK:=$(HOST_TAR) -C $(PKG_BUILD_DIR) --strip-components=1 -xzf $(DL_DIR)/$(PKG_SOURCE)
+
+define Package/python-zope-interface/Default
+  SECTION:=lang
+  CATEGORY:=Languages
+  SUBMENU:=Python
+  URL:=https://github.com/zopefoundation/zope.interface
+endef
+
+define Package/python-zope-interface
+$(call Package/python-zope-interface/Default)
+  TITLE:=python-zope-interface
+  DEPENDS:=+PACKAGE_python-zope-interface:python-light
+  VARIANT:=python
+endef
+
+define Package/python3-zope-interface
+$(call Package/python-zope-interface/Default)
+  TITLE:=python3-zope-interface
+  DEPENDS:=+PACKAGE_python3-zope-interface:python3-light
+  VARIANT:=python3
+endef
+
+define Package/python-zope-interface/description
+This package provides an implementation of "object interfaces" for
+Python. Interfaces are a mechanism for labeling objects as conforming to
+a given API or contract. So, this package can be considered as
+implementation of the Design By Contract methodology support in Python.
+endef
+
+define Package/python3-zope-interface/description
+$(call Package/python-zope-interface/description)
+.
+(Variant for Python3)
+endef
+
+define PyPackage/python-zope-interface/filespec
++|$(PYTHON_PKG_DIR)
+-|$(PYTHON_PKG_DIR)/zope/interface/common/tests
+-|$(PYTHON_PKG_DIR)/zope/interface/tests
+endef
+
+define Py3Package/python3-zope-interface/filespec
++|$(PYTHON3_PKG_DIR)
+-|$(PYTHON3_PKG_DIR)/zope/interface/common/tests
+-|$(PYTHON3_PKG_DIR)/zope/interface/tests
+endef
+
+$(eval $(call PyPackage,python-zope-interface))
+$(eval $(call BuildPackage,python-zope-interface))
+
+$(eval $(call Py3Package,python3-zope-interface))
+$(eval $(call BuildPackage,python3-zope-interface))
diff --git a/lang/python/twisted/Makefile b/lang/python/twisted/Makefile
index 210569d2b3..47811726f5 100644
--- a/lang/python/twisted/Makefile
+++ b/lang/python/twisted/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=twisted
 PKG_VERSION:=16.4.1
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=Twisted-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:=https://pypi.python.org/packages/6b/23/8dbe86fc83215015e221fbd861a545c6ec5c9e9cd7514af114d1f64084ab \
@@ -32,7 +32,7 @@ define Package/twisted
   CATEGORY:=Languages
   TITLE:=Python networking engine
   URL:=http://twistedmatrix.com/
-  DEPENDS:=+python-light +zope-interface
+  DEPENDS:=+python-light +python-zope-interface
 endef
 
 define Package/twisted/description
diff --git a/lang/python/zope-interface/Makefile b/lang/python/zope-interface/Makefile
deleted file mode 100644
index d9a41a3524..0000000000
--- a/lang/python/zope-interface/Makefile
+++ /dev/null
@@ -1,54 +0,0 @@
-#
-# Copyright (C) 2006-2011, 2015-2016 OpenWrt.org
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
-#
-
-include $(TOPDIR)/rules.mk
-
-PKG_NAME:=zope.interface
-PKG_VERSION:=4.3.2
-PKG_RELEASE:=1
-
-PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
-PKG_SOURCE_URL:=https://pypi.python.org/packages/38/1b/d55c39f2cf442bd9fb2c59760ed058c84b57d25c680819c25f3aff741e1f
-PKG_HASH:=6a0e224a052e3ce27b3a7b1300a24747513f7a507217fcc2a4cb02eb92945cee
-
-PKG_LICENSE:=ZPL-2.1
-PKG_LICENSE_FILES:=LICENSE.txt
-PKG_MAINTAINER:=Jeffery To <jeffery.to@gmail.com>
-
-include $(INCLUDE_DIR)/package.mk
-include ../python-package.mk
-
-define Package/zope-interface
-  SECTION:=lang
-  CATEGORY:=Languages
-  SUBMENU:=Python
-  TITLE:=Zope interface
-  URL:=https://github.com/zopefoundation/zope.interface
-  DEPENDS:=+python-light
-endef
-
-define Package/zope-interface/description
-This package provides an implementation of "object interfaces" for
-Python. Interfaces are a mechanism for labeling objects as conforming to
-a given API or contract. So, this package can be considered as
-implementation of the Design By Contract methodology support in Python.
-endef
-
-define PyPackage/zope-interface/filespec
-+|$(PYTHON_PKG_DIR)
--|$(PYTHON_PKG_DIR)/zope/interface/common/tests
--|$(PYTHON_PKG_DIR)/zope/interface/tests
-endef
-
-define Build/Compile
-	$(call Build/Compile/PyMod,, \
-		install --prefix="/usr" --root="$(PKG_INSTALL_DIR)" --no-compile, \
-	)
-endef
-
-$(eval $(call PyPackage,zope-interface))
-$(eval $(call BuildPackage,zope-interface))