diff --git a/packages/dev-python/mypy/mypy-0.670.exheres-0 b/packages/dev-python/mypy/mypy-0.720.exheres-0
similarity index 68%
rename from packages/dev-python/mypy/mypy-0.670.exheres-0
rename to packages/dev-python/mypy/mypy-0.720.exheres-0
index 8af79d2..c86991c 100644
--- a/packages/dev-python/mypy/mypy-0.670.exheres-0
+++ b/packages/dev-python/mypy/mypy-0.720.exheres-0
@@ -23,35 +23,29 @@ MYOPTIONS=""
 
 DEPENDENCIES="
     build+run:
-        dev-python/typed-ast[>=1.3.1&<1.4.0][python_abis:*(-)?]
+        dev-python/typed-ast[>=1.4.0&<1.5.0][python_abis:*(-)?]
         dev-python/mypy_extensions[>=0.4.0&<0.5.0][python_abis:*(-)?]
-        python_abis:3.4? (
-            dev-python/typing[>=3.5.3][python_abis:3.4]
-        )
+        dev-python/typing_extensions[>=3.7.4][python_abis:*(-)?]
     test:
+        dev-python/attrs[>=18.0][python_abis:*(-)?]
+        dev-python/flake8[>=3.7][python_abis:*(-)?]
+        dev-python/lxml[>=4.2.4][python_abis:*(-)?]
+        dev-python/psutil[>=4.0][python_abis:*(-)?]
         dev-python/py[>=1.5.2][python_abis:*(-)?]
-        dev-python/pytest[>=3.0][python_abis:*(-)?]
+        dev-python/pytest[>=4.4][python_abis:*(-)?]
         dev-python/pytest-cov[>=2.4.0][python_abis:*(-)?]
-        dev-python/pytest-xdist[>=1.18][python_abis:*(-)?]
+        dev-python/pytest-xdist[>=1.22][python_abis:*(-)?]
         dev-python/virtualenv[python_abis:*(-)?]
     suggestion:
-        dev-python/psutil[>=5.4.0&<5.5.0][python_abis:*(-)?] [[
+        dev-python/psutil[>=4.0][python_abis:*(-)?] [[
             description = [ Show memory stats in 'dmypy status -v' ] ]]
 "
 
 BUGS_TO="hasufell@posteo.de"
 
-# Require unpackaged: flake8-bugbear, flake8-pyi
+# Require unpackaged: flake8-bugbear, flake8-pyi, pytest 4.4+
 RESTRICT="test"
 
-prepare_one_multibuild() {
-    edo sed -i \
-            -e "/target = /s|lib|$(exhost --target)/lib|" \
-            setup.py
-
-    setup-py_prepare_one_multibuild
-}
-
 test_one_multibuild() {
     PYTHONPATH="${PWD}" edo ${PYTHON} -B runtests.py -x lint
 }
diff --git a/packages/dev-python/mypy_extensions/mypy_extensions-0.4.1.exheres-0 b/packages/dev-python/mypy_extensions/mypy_extensions-0.4.1.exheres-0
index b4a3baa..3a50b04 100644
--- a/packages/dev-python/mypy_extensions/mypy_extensions-0.4.1.exheres-0
+++ b/packages/dev-python/mypy_extensions/mypy_extensions-0.4.1.exheres-0
@@ -7,11 +7,9 @@ SUMMARY="Experimental type system extensions for programs checked with the mypy
 
 LICENCES="MIT"
 SLOT="0"
-PLATFORMS="~amd64"
+PLATFORMS="~amd64 ~x86"
 MYOPTIONS=""
 
 DEPENDENCIES="
-    build+run:
-        python_abis:3.4? ( dev-python/typing[>=3.5.3][python_abis:3.4] )
 "
 
diff --git a/packages/dev-python/typed-ast/typed-ast-1.1.0.exheres-0 b/packages/dev-python/typed-ast/typed-ast-1.1.0.exheres-0
deleted file mode 100644
index cb2738c..0000000
--- a/packages/dev-python/typed-ast/typed-ast-1.1.0.exheres-0
+++ /dev/null
@@ -1,7 +0,0 @@
-# Copyright 2017 Julian Ospald <hasufell@posteo.de>
-# Distributed under the terms of the GNU General Public License v2
-
-require typed-ast
-
-PLATFORMS="~amd64 ~x86"
-
diff --git a/packages/dev-python/typed-ast/typed-ast-1.3.1.exheres-0 b/packages/dev-python/typed-ast/typed-ast-1.3.1.exheres-0
deleted file mode 100644
index cb2738c..0000000
--- a/packages/dev-python/typed-ast/typed-ast-1.3.1.exheres-0
+++ /dev/null
@@ -1,7 +0,0 @@
-# Copyright 2017 Julian Ospald <hasufell@posteo.de>
-# Distributed under the terms of the GNU General Public License v2
-
-require typed-ast
-
-PLATFORMS="~amd64 ~x86"
-
diff --git a/packages/dev-python/typed-ast/typed-ast-1.0.4.exheres-0 b/packages/dev-python/typed-ast/typed-ast-1.4.0.exheres-0
similarity index 100%
rename from packages/dev-python/typed-ast/typed-ast-1.0.4.exheres-0
rename to packages/dev-python/typed-ast/typed-ast-1.4.0.exheres-0
diff --git a/packages/dev-python/typed-ast/typed-ast.exlib b/packages/dev-python/typed-ast/typed-ast.exlib
index c5d5997..479fca5 100644
--- a/packages/dev-python/typed-ast/typed-ast.exlib
+++ b/packages/dev-python/typed-ast/typed-ast.exlib
@@ -1,9 +1,12 @@
 # Copyright 2017 Julian Ospald <hasufell@posteo.de>
 # Distributed under the terms of the GNU General Public License v2
 
-require github [ user="python" project="typed_ast" ]
-require pypi
-require setup-py [ import=setuptools blacklist=2 ]
+MY_PN="typed_ast"
+MY_PNV="${MY_PN}-${PV}"
+
+require github [ user="python" project="${MY_PN}" ]
+require pypi [ pnv="${MY_PNV}" ]
+require setup-py [ import=setuptools blacklist=2 work="${MY_PNV}" ]
 
 SUMMARY="A fork of Python 2 and 3 ast modules with type comment support"
 DESCRIPTION="
diff --git a/packages/dev-python/typing_extensions/typing_extensions-3.7.4.exheres-0 b/packages/dev-python/typing_extensions/typing_extensions-3.7.4.exheres-0
new file mode 100644
index 0000000..9c9ffcd
--- /dev/null
+++ b/packages/dev-python/typing_extensions/typing_extensions-3.7.4.exheres-0
@@ -0,0 +1,20 @@
+# Copyright 2019 Alexander Kapshuna <kapsh@kap.sh>
+# Distributed under the terms of the GNU General Public License v2
+
+require pypi setup-py [ import=setuptools ]
+
+SUMMARY="Backported and Experimental Type Hints for Python 3.5+"
+
+LICENCES="PSF"
+SLOT="0"
+PLATFORMS="~amd64 ~x86"
+MYOPTIONS=""
+
+DEPENDENCIES="
+"
+
+test_one_multibuild() {
+    local major=$(ever major $(python_get_abi))
+    edo ${PYTHON} -B src_py${major}/test_typing_extensions.py
+}
+