diff --git a/compliance/test_fuzzingclient.py b/compliance/test_fuzzingclient.py
index 915389e..418f623 100644
--- a/compliance/test_fuzzingclient.py
+++ b/compliance/test_fuzzingclient.py
@@ -19,7 +19,7 @@ ws.close()
 
 
 for case in range(1, count+1):
-	url = SERVER + '/runCase?case={}&agent={}'.format(case, AGENT)
+	url = SERVER + '/runCase?case={0}&agent={1}'.format(case, AGENT)
 	status = websocket.STATUS_NORMAL
 	try:
 		ws = websocket.create_connection(url)
@@ -43,5 +43,5 @@ for case in range(1, count+1):
 		ws.close(status)
 
 print("Ran {} test cases.".format(case))
-url = SERVER + '/updateReports?agent={}'.format(AGENT)
+url = SERVER + '/updateReports?agent={0}'.format(AGENT)
 ws = websocket.create_connection(url)