diff --git a/imutils/video/fps.py b/imutils/video/fps.py
index cad5b89..215c4b7 100644
--- a/imutils/video/fps.py
+++ b/imutils/video/fps.py
@@ -12,6 +12,8 @@ def __init__(self):
 	def start(self):
 		# start the timer
 		self._start = datetime.datetime.now()
+		# Reset frame to zero incase we are 'restarting' the counter
+		self._numFrames = 0
 		return self
 
 	def stop(self):
@@ -30,4 +32,4 @@ def elapsed(self):
 
 	def fps(self):
 		# compute the (approximate) frames per second
-		return self._numFrames / self.elapsed()
\ No newline at end of file
+		return self._numFrames / self.elapsed()