diff --git a/pyCatSim/api/cat.py b/pyCatSim/api/cat.py
index d149216..5bae7bc 100644
--- a/pyCatSim/api/cat.py
+++ b/pyCatSim/api/cat.py
@@ -137,6 +137,8 @@ def make_noise(self, noise='meow', play=False):
         
         pyCatSim.utils.noises.purr: Simulates a cat purr
 
+        pyCatSim.utils.noises.chatter: Simulates a cat chatter
+        
         pyCatSim.utils.noises.hiss: Simulates a cat hiss
         
         pyCatSim.utils.noises.chirrup: Simulates a cat chirrup
@@ -156,6 +158,7 @@ def make_noise(self, noise='meow', play=False):
         noise_func ={
             'meow':noises.meow,
             'purr':noises.purr,
+            'chatter':noises.chatter,
             'hiss':noises.hiss,
             'chirrup':noises.chirrup}
     
diff --git a/pyCatSim/tests/test_api_Cat.py b/pyCatSim/tests/test_api_Cat.py
index 0454556..f98e218 100644
--- a/pyCatSim/tests/test_api_Cat.py
+++ b/pyCatSim/tests/test_api_Cat.py
@@ -50,6 +50,8 @@ class TestcatCatNoise:
                                  ('meow', True),
                                  ('purr', False),
                                  ('purr', True),
+                                 ('chatter', False),
+                                 ('chatter', True),
                                  ('hiss', False),
                                  ('hiss', True),
                                  ('chirrup', False),
@@ -69,6 +71,8 @@ def test_noise_t0(self,noise,play):
                 assert v == 'Meow!'
             elif noise == 'purr':
                 assert v == 'Purrr'
+            elif noise == 'chatter':
+                assert v == 'chattering'
             elif noise == 'hiss':
                 assert v == 'Hiss..'
             elif noise == 'chirrup':
diff --git a/pyCatSim/utils/noises.py b/pyCatSim/utils/noises.py
index e864bf1..3cdb78a 100644
--- a/pyCatSim/utils/noises.py
+++ b/pyCatSim/utils/noises.py
@@ -7,7 +7,9 @@
 
 __all__=['meow',
          'purr',
-         'chirrup']
+         'chatter',
+         'chirrup',
+         'hiss']
 
 from playsound import playsound
 import os
@@ -61,6 +63,25 @@ def purr(play=False):
     else:
         playsound(os.path.join(SOUND_DIR, "purr.mp3"))
 
+def chatter(play=False):
+    """
+    Simulates a chatter
+    
+    Parameters
+    ----------
+    play : Bool, optional
+        Whether to play the sound (True) or display the text (False). The default is False.
+
+    Returns
+    -------
+    str
+        If play is False, returns the sound as text
+    """
+    
+    if play is False:
+        return "chattering"
+    else:
+        playsound(os.path.join(SOUND_DIR, "chattering.mp3"))
 
 def chirrup(play=False):
     """
@@ -77,6 +98,7 @@ def chirrup(play=False):
         If play is False, returns the sound as text
 
     """
+        
     if play is False:
         return "Chirrup"
     else:
@@ -85,10 +107,19 @@ def chirrup(play=False):
 def hiss(play=False):
     """
     Simulates a hiss
+    
+    Parameters
+    ----------
+    play : Bool, optional
+        Whether to play the sound (True) or display the text (False). The default is False.
+
+    Returns
+    -------
+    str
+        If play is False, returns the sound as text
+    
     """
     if play is False:
         return "Hiss.."
     else:
         playsound(os.path.join(SOUND_DIR, "hissing.mp3"))
-    
-