diff --git a/docs/data_types.rst b/docs/data_types.rst
index e1f0a81..b7812cf 100644
--- a/docs/data_types.rst
+++ b/docs/data_types.rst
@@ -46,14 +46,6 @@ LocaleType
 .. autoclass:: LocaleType
 
 
-NumberRangeType
-^^^^^^^^^^^^^^^
-
-.. module:: sqlalchemy_utils.types.number_range
-
-.. autoclass:: NumberRangeType
-
-
 PasswordType
 ^^^^^^^^^^^^
 
@@ -102,3 +94,16 @@ UUIDType
 .. module:: sqlalchemy_utils.types.uuid
 
 .. autoclass:: UUIDType
+
+
+Range types
+^^^^^^^^^^^
+
+
+
+IntRangeType
+------------
+
+.. module:: sqlalchemy_utils.types.range
+
+.. autoclass:: IntRangeType
diff --git a/sqlalchemy_utils/types/color.py b/sqlalchemy_utils/types/color.py
index df97b97..bd766ed 100644
--- a/sqlalchemy_utils/types/color.py
+++ b/sqlalchemy_utils/types/color.py
@@ -45,8 +45,7 @@ class ColorType(types.TypeDecorator, ScalarCoercible):
         # '#f5f5f5'
 
 
-    For more information about colour package and Color object, see:
-    https://github.com/vaab/colour
+    .. _colour: https://github.com/vaab/colour
     """
     STORE_FORMAT = u'hex'
     impl = types.Unicode(20)