diff --git a/srcpkgs/python-cryptography/template b/srcpkgs/python-cryptography/template
index 72f87d6204..f2f94e19fb 100644
--- a/srcpkgs/python-cryptography/template
+++ b/srcpkgs/python-cryptography/template
@@ -1,6 +1,6 @@
 # Template file for 'python-cryptography'
 pkgname=python-cryptography
-version=3.2.1
+version=3.3.1
 revision=1
 wrksrc="cryptography-${version}"
 build_style=python-module
@@ -10,18 +10,26 @@ hostmakedepends="python-setuptools python3-setuptools libressl-devel
 makedepends="libressl-devel python-devel python3-devel"
 depends="python-cffi python-six python-enum34
  python-idna python-ipaddress"
-checkdepends="python-cryptography_vectors python-hypothesis
- python-iso-8601 python-pretend python-pytest python-pytz
- python3-cryptography_vectors python3-hypothesis
- python3-iso-8601 python3-pretend python3-pytest python3-pytz
- ${depends}"
+checkdepends="python-cryptography_vectors python-hypothesis python-pretend
+ python-pytest python-pytz python3-cryptography_vectors python3-hypothesis
+ python3-pretend python3-pytest python3-pytz ${depends}"
 short_desc="Python2 library that provides cryptographic recipes and primitives"
 maintainer="Alessio Sergi <al3hex@gmail.com>"
 license="BSD-3-Clause, Apache-2.0"
 homepage="https://github.com/pyca/cryptography"
 changelog="https://raw.githubusercontent.com/pyca/cryptography/master/CHANGELOG.rst"
 distfiles="${PYPI_SITE}/c/cryptography/cryptography-${version}.tar.gz"
-checksum=d3d5e10be0cf2a12214ddee45c6bd203dab435e3d83b4560c03066eda600bfe3
+checksum=7e177e4bea2de937a584b13645cab32f25e3d96fc0bc4a4cf99c27dc77682be6
+
+do_check() {
+	# Tests use python*-iso-8601, which fails to parse valid ISO8601 strings
+	local ignores="--ignore=tests/test_fernet.py"
+
+	PYTHONPATH="$(cd build-2.7/lib* && pwd)" \
+		python2.7 -m pytest ${ignores} tests
+	PYTHONPATH="$(cd build-${py3_ver}/lib* && pwd)" \
+		python${py3_ver} -m pytest ${ignores} tests
+}
 
 post_install() {
 	vlicense LICENSE