diff --git a/.travis.yml b/.travis.yml
index b155449fc2..fac3f49c10 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -39,6 +39,7 @@ install:
 
 # install deps
   - ./.travis_no_output sudo apt-get install python-scipy cython python-pip
+  - ./.travis_no_output sudo /usr/bin/pip install numpy==1.7.2
   - ./.travis_no_output sudo /usr/bin/pip install --use-mirrors shapely nose
   - ./.travis_no_output sudo /usr/bin/pip install --use-mirrors pyshp pep8 mock
   - ./.travis_no_output sudo /usr/bin/pip install --use-mirrors setuptools
diff --git a/docs/iris/src/whatsnew/1.5.rst b/docs/iris/src/whatsnew/1.5.rst
index 5ef0348557..dfdb3982d6 100644
--- a/docs/iris/src/whatsnew/1.5.rst
+++ b/docs/iris/src/whatsnew/1.5.rst
@@ -118,8 +118,8 @@ Bugs fixed
 * OSGB definition corrected.
 * Transverse Mercator on load now accepts the following interchangeably due to
   inconsistencies in CF documentation:
-   * +scale_factor_at_central_meridian <-> scale_factor_at_projection_origin
-   * +longitude_of_central_meridian <-> longitude_of_projection_origin
+  * +scale_factor_at_central_meridian <-> scale_factor_at_projection_origin
+  * +longitude_of_central_meridian <-> longitude_of_projection_origin
   (+recommended encoding)
 * Ellipse description now maintained when converting GeogCS to cartopy.
 * GeoTIFF export bug fixes.
diff --git a/lib/iris/fileformats/_ff_cross_references.py b/lib/iris/fileformats/_ff_cross_references.py
index d3bc8916e4..9080df4653 100644
--- a/lib/iris/fileformats/_ff_cross_references.py
+++ b/lib/iris/fileformats/_ff_cross_references.py
@@ -5168,4 +5168,4 @@
     "m04s06i035": Stash(60, 401),
     "m04s07i001": Stash(60, 358),
     "m04s07i002": Stash(60, 359),
-    }
+}
diff --git a/lib/iris/unit.py b/lib/iris/unit.py
index 3c590e488f..0b8b358e34 100644
--- a/lib/iris/unit.py
+++ b/lib/iris/unit.py
@@ -1,4 +1,4 @@
-# (C) British Crown Copyright 2010 - 2013, Met Office
+# (C) British Crown Copyright 2010 - 2014, Met Office
 #
 # This file is part of Iris.
 #
@@ -675,7 +675,8 @@ def num2date(time_value, unit, calendar):
         datetime.datetime(1970, 1, 1, 6, 0)
         >>> unit.num2date([6, 7], 'hours since 1970-01-01 00:00:00',
         ...               unit.CALENDAR_STANDARD)
-        array([1970-01-01 06:00:00, 1970-01-01 07:00:00], dtype=object)
+        array([datetime.datetime(1970, 1, 1, 6, 0),
+               datetime.datetime(1970, 1, 1, 7, 0)], dtype=object)
 
     """
 
@@ -1959,7 +1960,8 @@ def num2date(self, time_value):
             >>> u.num2date(6)
             datetime.datetime(1970, 1, 1, 6, 0)
             >>> u.num2date([6, 7])
-            array([1970-01-01 06:00:00, 1970-01-01 07:00:00], dtype=object)
+            array([datetime.datetime(1970, 1, 1, 6, 0),
+                   datetime.datetime(1970, 1, 1, 7, 0)], dtype=object)
 
         """
         cdf_utime = self.utime()