diff --git a/docs/requirements.txt b/docs/requirements.txt
index 2512274..33ca1c9 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,2 +1,3 @@
 numpy
+sphinx
 sphinx_rtd_theme
diff --git a/docs/usage.rst b/docs/usage.rst
index afc5a26..a85ed79 100644
--- a/docs/usage.rst
+++ b/docs/usage.rst
@@ -40,6 +40,10 @@ In an Imaris XT file:
 
 From a python console:
 
+.. note::
+
+    When starting Imaris, make sure to activate the ImarisXT:IPSS license!
+
 .. code-block:: python
     
     # If Imaris is already running
@@ -52,7 +56,7 @@ From a python console:
     Out[3]: pIceImarisConnector: connected to Imaris.
 
     In[4]: print(conn.mImarisApplication.GetVersion())
-    Imaris x64 9.5.1 [Nov 27 2019]
+    Imaris x64 9.7.2 [Mar 24 2021]
 
 .. code-block:: python
 
@@ -67,6 +71,6 @@ From a python console:
     # Remember to activate the ImarisXT license!
 
     In[4]: print(conn.mImarisApplication.GetVersion())
-    Imaris x64 9.5.1 [Nov 27 2019]
+    Imaris x64 9.7.2 [Mar 24 2021]
 
     In[5]: conn.closeImaris(True)
diff --git a/pIceImarisConnector/__init__.py b/pIceImarisConnector/__init__.py
index 7c1e974..ac1a808 100644
--- a/pIceImarisConnector/__init__.py
+++ b/pIceImarisConnector/__init__.py
@@ -1 +1,2 @@
 from .pIceImarisConnector import pIceImarisConnector
+__version__ = pIceImarisConnector.__version__
\ No newline at end of file
diff --git a/pIceImarisConnector/pIceImarisConnector.py b/pIceImarisConnector/pIceImarisConnector.py
index 1b5c64c..41ffc09 100644
--- a/pIceImarisConnector/pIceImarisConnector.py
+++ b/pIceImarisConnector/pIceImarisConnector.py
@@ -13,10 +13,7 @@
 
 
 class pIceImarisConnector(object):
-    """pIceImarisConnector is a simple Python class that eases communication between Bitplane Imaris and Python
-     using the Imaris XT interface.
-
-    *Copyright Aaron Ponti, 2013 - 2020.*
+    """pIceImarisConnector is a simple Python class that eases communication between Bitplane Imaris and Python using the Imaris XT interface.
 
     :param imarisApplication: (optional) if omitted, a pIceImarisConnector object is created that is not
      connected to any Imaris instance.
@@ -46,7 +43,7 @@ class pIceImarisConnector(object):
     """
 
     # pIceImarisConnector version
-    __version__ = "0.4.0"
+    __version__ = "0.4.1"
 
     # Imaris-related paths
     _mImarisPath = ""
@@ -991,13 +988,13 @@ def getExtends(self):
         :return: DataSet extends.
         :rtype: tuple
 
-        The extends tuple is: ``(minX, minY, minZ, maxX, maxY, maxZ)``, where:
+        The extends tuple is: ``(minX, maxX, minY, maxY, minZ, maxZ)``, where:
 
         * minX : min extend along X dimension,
-        * minY : min extend along Y dimension,
-        * minZ : min extend along Z dimension,
         * maxX : max extend along X dimension,
+        * minY : min extend along Y dimension,
         * maxY : max extend along Y dimension,
+        * minZ : min extend along Z dimension,
         * maxZ : max extend along Z dimension.
         """
 
@@ -1007,7 +1004,7 @@ def getExtends(self):
 
         # Wrap the extends into a tuple
         return (self._mImarisApplication.GetDataSet().GetExtendMinX(),
-                self._mImarisApplication.GetDataSet().GetExtendMaxY(),
+                self._mImarisApplication.GetDataSet().GetExtendMaxX(),
                 self._mImarisApplication.GetDataSet().GetExtendMinY(),
                 self._mImarisApplication.GetDataSet().GetExtendMaxY(),
                 self._mImarisApplication.GetDataSet().GetExtendMinZ(),
diff --git a/pIceImarisConnector/test/TestPIcePyramidalCellXT.py b/pIceImarisConnector/test/TestPIcePyramidalCellXT.py
index 550f40c..bbbb515 100644
--- a/pIceImarisConnector/test/TestPIcePyramidalCellXT.py
+++ b/pIceImarisConnector/test/TestPIcePyramidalCellXT.py
@@ -20,7 +20,7 @@ def TestPIcePyramidalCellXT(aImarisId):
     # =======================================================s==================
     print('Load file...')
     conn.loadPyramidalCellTestDataset()
-    
+
     # Check that there is something loaded
     # =========================================================================
     print('Test that the file was loaded...')
@@ -29,7 +29,7 @@ def TestPIcePyramidalCellXT(aImarisId):
     # Check the extends
     # =========================================================================
     print('Check the dataset extends...')
-    EXTENDS = (-0.1140, 57.8398, -0.1140, 57.8398, -0.1510, 20.6310)
+    EXTENDS = (-0.1140, 57.8410, -0.1140, 57.8398, -0.1510, 20.6310)
     extends = conn.getExtends()
     assert(all([abs(x - y) < 1e-4 for x, y in zip(EXTENDS, extends)]))
 
@@ -313,7 +313,7 @@ def TestPIcePyramidalCellXT(aImarisId):
     print('Send volume (force dataset creation)...')
     stack = np.zeros((100, 200, 50), dtype = np.uint16)
     conn.setDataVolume(stack, 0, 0)
-    
+
     # Test retrieving volume and slice for a non 8-bit dataset
     print('Test retrieving volume and slice for a non 8-bit dataset...')
     volume16 = conn.getDataVolume(0, 0)