diff --git a/src/client.py b/src/client.py
--- a/src/client.py
+++ b/src/client.py
@@ -7,11 +7,12 @@ import config as conf
 from networkers import NetworkReader,NetworkWriter
 
 
+filename=sys.argv[1]
+
+
 def connect():
-	HOST = conf.hosts[0]    # The remote host
-	PORT = conf.port              # The same port as used by the server
 	s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-	s.connect((HOST, PORT))
+	s.connect((conf.hosts[0], conf.port))
 	fr=s.makefile(mode='rb')
 	fw=s.makefile(mode='wb')
 
@@ -27,7 +28,7 @@ def connect():
 
 
 def negotiate(incoming,outcoming):
-	localTree=HashTree.fromFile(open("clientFile.txt",mode="rb"))
+	localTree=HashTree.fromFile(open(filename,mode="rb"))
 	blocksToTransfer=[]
 	nodeStack=collections.deque([0]) # root
 
@@ -56,7 +57,7 @@ def negotiate(incoming,outcoming):
 
 def sendData(outcoming,blocksToTransfer):
 	print(blocksToTransfer)
-	dataFile=open("clientFile.txt",mode="rb")
+	dataFile=open(filename,mode="rb")
 
 	for i in blocksToTransfer:
 		jsonData={"command":"send", "index":i, "dataType":"data"}