diff --git a/config.py b/config.py
index 25f6efb46a42842ce6a5d8d7d877e762be2bbf31..e8e74a6d170091a404a4273c3a2331661f1b3809 100644
--- a/config.py
+++ b/config.py
@@ -20,7 +20,7 @@ OHMPI_CONFIG = {
 
 CONTROL_CONFIG = {
     'tcp_port': 5555,
-    'interface': 'mqtt_interface.py'
+    'interface': 'http_interface.py' # 'mqtt_interface'
 }
 # Execution logging configuration
 EXEC_LOGGING_CONFIG = {
diff --git a/webserver.py b/http_interface.py
similarity index 100%
rename from webserver.py
rename to http_interface.py
diff --git a/mqtt_interface.py b/mqtt_interface.py
index 24124527c88d7b564fbb4cd78f578c3e9817739d..ed5837aed44fd5f7323fe53c2d7ee74e23147529 100644
--- a/mqtt_interface.py
+++ b/mqtt_interface.py
@@ -14,11 +14,6 @@ def on_message(client, userdata, message):
     socket.send(message.payload)
 
     #  Get the reply
-    # event = socket.poll(timeout=1000)
-    # if event == 0:
-    #     print('timeout')
-    #     reply = 'no reply...'
-    # else:
     reply = socket.recv()
 
     print(f'Received reply {message.payload.decode("utf-8")}: {reply}')
diff --git a/ohmpi.py b/ohmpi.py
index 2d0ac6a7e61955cd18e1612f3d973dbc2d3e3de0..c066a368d3db88fff869218c3377ffcecde4ba61 100644
--- a/ohmpi.py
+++ b/ohmpi.py
@@ -656,9 +656,6 @@ class OhmPi(object):
         self.exec_logger.debug(f'Start listening for commands on port {tcp_port}')
         while self.cmd_listen:
             try:
-                #id_sock = socket.recv()
-                #assert not socket.recv()    # empty data here
-                #assert socket.recv() == id_sock
                 message = socket.recv(flags=zmq.NOBLOCK)
                 self.exec_logger.debug(f'Received command: {message}')
                 e = None
@@ -673,6 +670,7 @@ class OhmPi(object):
                     if cmd is not None and cmd_id is not None:
                         if cmd == 'update_settings' and args is not None:
                             self._update_acquisition_settings(args)
+                            status = True
                         elif cmd == 'start':
                             self.measure(cmd_id)
                             while not self.status == 'idle':
diff --git a/ohmpi_settings.json b/ohmpi_settings.json
index 273f22904d72553ed4c5140379992cd9672d0462..fe28a272124e643c4f6f8f8f61a864b5bfb99836 100644
--- a/ohmpi_settings.json
+++ b/ohmpi_settings.json
@@ -1,6 +1,6 @@
 {
     "nb_electrodes": 64,
-    "injection_duration":0.2,
+    "injection_duration": 0.2,
     "nbr_meas": 1,
     "sequence_delay": 1,
     "nb_stack": 1,