1 files changed, 13 insertions, 10 deletions
diff --git a/gnu/packages/time.scm b/gnu/packages/time.scm
index fc831ab6cc..895cf6ac3b 100644
--- a/gnu/packages/time.scm
+++ b/gnu/packages/time.scm
@@ -88,17 +88,15 @@ to a file.")
 (define-public python-pytz
   (package
     (name "python-pytz")
-    (version "2017.3")
+    (version "2018.5")
     (source
      (origin
       (method url-fetch)
-      (uri (pypi-uri "pytz" version ".zip"))
+      (uri (pypi-uri "pytz" version ".tar.gz"))
       (sha256
        (base32
-        "1dw5l527vcafvdqq4wadwl7ikhb2sssz0v0cssibh8890kyczr7s"))))
+        "0xzj5gkpdn2da8m6j47chlp6zrzcypv9m0fjv4236q3jw4fyzfgz"))))
     (build-system python-build-system)
-    (native-inputs
-     `(("unzip" ,unzip)))
     (home-page "http://pythonhosted.org/pytz")
     (synopsis "Python timezone library")
     (description "This library brings the Olson tz database into Python.  It
@@ -143,15 +141,17 @@ Pendulum instances.")
 (define-public python-dateutil
   (package
     (name "python-dateutil")
-    (version "2.6.1")
+    (version "2.7.3")
     (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "python-dateutil" version))
        (sha256
         (base32
-         "1jkahssf0ir5ssxc3ydbp8cpv77limn8d4s77szb2nrgl2r3h749"))))
+         "1f7h54lg0w2ckch7592xpjkh8dg87k2br256h0iw49zn6bg02w72"))))
     (build-system python-build-system)
+    (native-inputs
+     `(("python-setuptools-scm" ,python-setuptools-scm)))
     (propagated-inputs
      `(("python-six" ,python-six)))
     (home-page "https://dateutil.readthedocs.io/en/stable/")
@@ -159,7 +159,10 @@ Pendulum instances.")
     (description
      "The dateutil module provides powerful extensions to the standard
 datetime module, available in Python 2.3+.")
-    (license bsd-3)))
+    ;; The license was changed from the three-clause BSD license to a dual
+    ;; Apache 2.0/BSD-3 variant at 2017-12-01.  Some code is only available as
+    ;; BSD-3 still; but all new code is dual licensed (the user can choose).
+    (license (list bsd-3 asl2.0))))
 
 (define-public python2-dateutil
   (package-with-python2 python-dateutil))
@@ -240,14 +243,14 @@ ISO 8601 dates, time and duration.")
 (define-public python-iso8601
   (package
     (name "python-iso8601")
-    (version "0.1.11")
+    (version "0.1.12")
     (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "iso8601" version))
        (sha256
         (base32
-         "0c7gh3lsdjds262h0v1sqc66l7hqgfwbakn96qrhdbl0i3vm5yz8"))))
+         "10nyvvnrhw2w3p09v1ica4lgj6f4g9j3kkfx17qmraiq3w7b5i29"))))
     (build-system python-build-system)
     (native-inputs
      `(("python-pytest" ,python-pytest)))