diff --git a/setup.py b/setup.py
index 9356dd1..088ecd4 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
 
 setup(
     name='smart_range',
-    version='1.1.0',
+    version='1.1.1',
     packages=['smart_range'],
     url='https://github.com/PythonCoderAS/SmartRange',
     license='MIT',
diff --git a/smart_range/smart_range.py b/smart_range/smart_range.py
index 8390776..1fca152 100644
--- a/smart_range/smart_range.py
+++ b/smart_range/smart_range.py
@@ -6,7 +6,7 @@
 class SmartRange:
     """The class that represents a range of values. Input consists of a string containing the range.
 
-    A range string is a comma-separated list of range items. There are 4 types of range items supported by the class:
+    A range string is a comma-separated list of range items. There are 5 types of range items supported by the class:
 
     #. Classic range with a defined start and finish. Example: ``1-5``
 
@@ -34,6 +34,10 @@ class SmartRange:
             ``<min_val> - <min_val+5>``
 
           * Example where the range string is ``1-5,+8`` -> ``1-5,6-13``
+
+    #. A singular dash, indicating a range with an undefined start and an undefined finish. This requires the
+       ``min_val`` and the ``max_val`` parameter to be supplied to the :py:meth:`~SmartRange.__init__` method.
+       Additionally, this item can only show up once at the end of a range string. Example: ``-``
     """
 
     ranges: List[range]
@@ -114,9 +118,9 @@ def _parse_range(self, range_str: str, min_val: Optional[int] = None, max_val: O
                 end = start + int(part[1:]) - 1
                 # If we say +25, we want 25 numbers, not to end at the 25th index (26 numbers).
             if start is None:
-                raise NoMinimumValueError(part)
+                raise NoMinimumValueError(end)
             if end is None:
-                raise NoMaximumValueError(part)
+                raise NoMaximumValueError(start)
             if end < start:
                 raise NegativeRangeError(start, end)
             if locked_max and max(start, end) > locked_max:
@@ -126,7 +130,7 @@ def _parse_range(self, range_str: str, min_val: Optional[int] = None, max_val: O
         return ranges
 
     def __iter__(self) -> Generator[int, None, None]:
-        """Returns a generator containing all of the numbers in the smart range.
+        """Returns a generator containing all the numbers in the smart range.
 
         .. note::
             In order to iterate over the list of range objects, use the :py:attr:`ranges` attribute, such as: