diff --git a/func_timeout/__init__.py b/func_timeout/__init__.py
index 097215a..71a431a 100644
--- a/func_timeout/__init__.py
+++ b/func_timeout/__init__.py
@@ -9,7 +9,7 @@
 __version__ = '4.0.0'
 __version_tuple__ = (4, 0, 0)
 
-__all__ = ('func_timeout', 'set_timeout', 'FunctionTimedOut')
+__all__ = ('func_timeout', 'set_timeout', 'set_modifiable_timeout', 'FunctionTimedOut')
 
 from .exceptions import FunctionTimedOut
-from .dafunc import func_timeout, set_timeout
+from .dafunc import func_timeout, set_timeout, set_modifiable_timeout
diff --git a/func_timeout/dafunc.py b/func_timeout/dafunc.py
index 87ec7e3..71efe9d 100644
--- a/func_timeout/dafunc.py
+++ b/func_timeout/dafunc.py
@@ -14,6 +14,16 @@ __all__ = ('set_timeout', 'func_timeout')
 
 
 def set_timeout(timeout):
+    '''
+        set_timeout - Wrapper to run a function with a given timeout (max execution time)
+
+        @param timeout <float> - Number of seconds max to allow function to execute
+
+        @throws FunctionTimedOut If time alloted passes without function returning naturally
+
+        @see func_timeout
+        @see set_modifiable_timeout
+    '''
     def _function_decorator(func):
         def _function_wrapper(*args, **kwargs):
             return func_timeout(timeout, func, args=args, kwargs=kwargs)
@@ -21,6 +31,29 @@ def set_timeout(timeout):
 
     return _function_decorator
 
+def set_modifiable_timeout(timeout):
+    '''
+        set_modifiable_timeout - Wrapper to run a function with a given timeout (max execution time)
+            which can be overriden by passing "forceTimeout" to the function being decorated
+
+        @param timeout <float> - Default Number of seconds max to allow function to execute
+
+        @throws FunctionTimedOut If time alloted passes without function returning naturally
+
+        @see func_timeout
+        @see set_timeout
+    '''
+    def _function_decorator(func):
+        def _function_wrapper(*args, **kwargs):
+            if 'forceTimeout' in kwargs:
+                useTimeout = kwargs.pop('forceTimeout')
+            else:
+                useTimeout = timeout
+
+            return func_timeout(useTimeout, func, args=args, kwargs=kwargs)
+        return _function_wrapper
+    return _function_decorator
+
 def func_timeout(timeout, func, args=(), kwargs=None):
     '''
         func_timeout - Runs the given function for up to #timeout# seconds.