diff --git a/srcpkgs/python-isort/template b/srcpkgs/python-isort/template
index c3a978a5be5..f19e607bf97 100644
--- a/srcpkgs/python-isort/template
+++ b/srcpkgs/python-isort/template
@@ -1,6 +1,6 @@
 # Template file for 'python-isort'
 pkgname=python-isort
-version=4.3.4
+version=4.3.20
 revision=1
 archs=noarch
 wrksrc="isort-${version}"
@@ -8,14 +8,22 @@ build_style=python-module
 pycompile_module="isort"
 hostmakedepends="python-setuptools python3-setuptools"
 depends="python-setuptools python-futures"
+checkdepends="python-pytest python3-pytest
+ python-backports.functools_lru_cache"
 short_desc="Python2 utility/library to sort imports"
 maintainer="Alessio Sergi <al3hex@gmail.com>"
-homepage="https://github.com/timothycrosley/isort"
 license="MIT"
+homepage="https://github.com/timothycrosley/isort"
+changelog="https://raw.githubusercontent.com/timothycrosley/isort/master/CHANGELOG.md"
 distfiles="${PYPI_SITE}/i/isort/isort-${version}.tar.gz"
-checksum=b9c40e9750f3d77e6e4d441d8b0266cf555e7cdabdcff33c4fd06366ca761ef8
+checksum=c40744b6bc5162bbb39c1257fe298b7a393861d50978b565f3ccd9cb9de0182a
 alternatives="isort:isort:/usr/bin/isort2"
 
+do_check() {
+	pytest test_isort.py
+	pytest3 test_isort.py
+}
+
 post_install() {
 	vlicense LICENSE
 }