diff --git a/pkgs/development/python-modules/ciso8601/default.nix b/pkgs/development/python-modules/ciso8601/default.nix
new file mode 100644
index 00000000000000..d0de4b320e8dc0
--- /dev/null
+++ b/pkgs/development/python-modules/ciso8601/default.nix
@@ -0,0 +1,30 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pytz
+, unittest2
+, isPy27
+}:
+
+buildPythonPackage rec {
+  pname = "ciso8601";
+  version = "2.1.3";
+
+  src = fetchFromGitHub {
+    owner = "closeio";
+    repo = "ciso8601";
+    rev = "v${version}";
+    sha256 = "0g1aiyc1ayh0rnibyy416m5mmck38ksgdm3jsy0z3rxgmgb24951";
+  };
+
+  checkInputs = [
+    pytz
+  ] ++ lib.optional (isPy27) unittest2;
+
+  meta = with lib; {
+    description = "Fast ISO8601 date time parser for Python written in C";
+    homepage = "https://github.com/closeio/ciso8601";
+    license = licenses.mit;
+    maintainers = [ maintainers.mic92 ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index fcdae60e31307d..25d816392a6cb2 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -509,6 +509,8 @@ in {
 
   breezy = callPackage ../development/python-modules/breezy { };
 
+  ciso8601 = callPackage ../development/python-modules/ciso8601 { };
+
   deepdiff = callPackage ../development/python-modules/deepdiff { };
 
   django-sesame = callPackage ../development/python-modules/django-sesame { };