diff --git a/pina/condition.py b/pina/condition.py
index 335438c..f12117d 100644
--- a/pina/condition.py
+++ b/pina/condition.py
@@ -83,7 +83,9 @@ class Condition:
             raise TypeError('`location` must be a Location.')
 
         if 'function' in kwargs:
-            kwargs['function'] = [kwargs['function']]
+            if not isinstance(kwargs['function'], list):                        
+                kwargs['function'] = [kwargs['function']]
+
 
             for i, func in enumerate(kwargs['function']):
                 if not callable(func):
@@ -91,4 +93,4 @@ class Condition:
                         f'`function[{i}]` must be a callable function.')
 
         for key, value in kwargs.items():
-            setattr(self, key, value)
\ No newline at end of file
+            setattr(self, key, value)