diff --git a/test/test_rpc_calculator.py b/test/test_rpc_calculator.py
index 1d7777a..ecf73ec 100644
--- a/test/test_rpc_calculator.py
+++ b/test/test_rpc_calculator.py
@@ -21,7 +21,7 @@ def test_calculator():
 
 def run_subprocesses(address):
     server = subprocess.Popen([examples_dir + '/calculator_server.py', address])
-    time.sleep(.1)  # Give the server some small amount of time to start listening
+    time.sleep(2)  # Give the server some small amount of time to start listening
     client = subprocess.Popen([examples_dir + '/calculator_client.py', address])
 
     ret = client.wait()