diff --git a/adafruit_minimqtt.py b/adafruit_minimqtt.py
index 5fa7b924..52c835a6 100644
--- a/adafruit_minimqtt.py
+++ b/adafruit_minimqtt.py
@@ -54,8 +54,6 @@
 MQTT_TOPIC_LENGTH_LIMIT = const(65535)
 MQTT_TCP_PORT = const(1883)
 MQTT_TLS_PORT = const(8883)
-TCP_MODE = const(0)
-TLS_MODE = const(2)
 
 # MQTT Commands
 MQTT_PINGREQ = b"\xc0\0"
@@ -128,11 +126,7 @@ def __init__(
         keep_alive=60,
     ):
         self._sock = None
-        # broker
-        try:  # set broker IP
-            self.broker = _the_interface.unpretty_ip(broker)
-        except ValueError:  # set broker URL
-            self.broker = broker
+        self.broker = broker
         # port/ssl
         self.port = MQTT_TCP_PORT
         if is_ssl:
@@ -222,26 +216,7 @@ def connect(self, clean_session=True):
         :param bool clean_session: Establishes a persistent session.
 
         """
-        try:
-            proto, dummy, broker, path = self.broker.split("/", 3)
-            # replace spaces in path
-            path = path.replace(" ", "%20")
-        except ValueError:
-            proto, dummy, broker = self.broker.split("/", 2)
-            path = ""
-        if proto == "http:":
-            self.port = MQTT_TCP_PORT
-        elif proto == "https:":
-            self.port = MQTT_TLS_PORT
-        else:
-            raise ValueError("Unsupported protocol: " + proto)
-
-        if ":" in broker:
-            broker, port = broker.split(":", 1)
-            port = int(port)
-
-        addr = _the_sock.getaddrinfo(broker, self.port, 0, _the_sock.SOCK_STREAM)[0]
-        self._sock = _the_sock.socket(addr[0], addr[1], addr[2])
+        self._sock = _the_sock.socket()
         self._sock.settimeout(15)
         if self.port == 8883:
             try:
@@ -249,7 +224,8 @@ def connect(self, clean_session=True):
                     self.logger.debug(
                         "Attempting to establish secure MQTT connection..."
                     )
-                self._sock.connect((broker, self.port), _the_interface.TLS_MODE)
+                conntype = _the_interface.TLS_MODE
+                self._sock.connect((self.broker, self.port), conntype)
             except RuntimeError as e:
                 raise MMQTTException("Invalid broker address defined.", e)
         else:
@@ -258,7 +234,10 @@ def connect(self, clean_session=True):
                     self.logger.debug(
                         "Attempting to establish insecure MQTT connection..."
                     )
-                self._sock.connect(addr[-1], TCP_MODE)
+                addr = _the_sock.getaddrinfo(
+                    self.broker, self.port, 0, _the_sock.SOCK_STREAM
+                )[0]
+                self._sock.connect(addr[-1], _the_interface.TCP_MODE)
             except RuntimeError as e:
                 raise MMQTTException("Invalid broker address defined.", e)
 
diff --git a/examples/minimqtt_adafruitio_cellular.py b/examples/minimqtt_adafruitio_cellular.py
index 8cae5909..a403822b 100755
--- a/examples/minimqtt_adafruitio_cellular.py
+++ b/examples/minimqtt_adafruitio_cellular.py
@@ -17,10 +17,8 @@
 
 ### Cellular ###
 
-# Create a serial connection for the FONA connection using 4800 baud.
-# These are the defaults you should use for the FONA Shield.
-# For other boards set RX = GPS module TX, and TX = GPS module RX pins.
-uart = busio.UART(board.TX, board.RX, baudrate=4800)
+# Create a serial connection for the FONA connection
+uart = busio.UART(board.TX, board.RX)
 rst = digitalio.DigitalInOut(board.D4)
 # Initialize FONA
 fona = FONA(uart, rst)
@@ -76,9 +74,10 @@ def message(client, topic, message):
 # Set up a MiniMQTT Client
 # NOTE: We'll need to connect insecurely for ethernet configurations.
 mqtt_client = MQTT.MQTT(
-    broker="http://io.adafruit.com",
+    broker="io.adafruit.com",
     username=secrets["aio_username"],
     password=secrets["aio_key"],
+    is_ssl=False,
 )
 
 # Setup the callback methods above
diff --git a/examples/minimqtt_adafruitio_eth.py b/examples/minimqtt_adafruitio_eth.py
index f0e8b120..53e3b126 100755
--- a/examples/minimqtt_adafruitio_eth.py
+++ b/examples/minimqtt_adafruitio_eth.py
@@ -61,9 +61,10 @@ def message(client, topic, message):
 # Set up a MiniMQTT Client
 # NOTE: We'll need to connect insecurely for ethernet configurations.
 mqtt_client = MQTT.MQTT(
-    broker="http://io.adafruit.com",
+    broker="io.adafruit.com",
     username=secrets["aio_username"],
     password=secrets["aio_key"],
+    is_ssl=False,
 )
 
 # Setup the callback methods above
diff --git a/examples/minimqtt_adafruitio_wifi.py b/examples/minimqtt_adafruitio_wifi.py
index 20d0ff07..07871d9e 100644
--- a/examples/minimqtt_adafruitio_wifi.py
+++ b/examples/minimqtt_adafruitio_wifi.py
@@ -89,7 +89,7 @@ def message(client, topic, message):
 
 # Set up a MiniMQTT Client
 mqtt_client = MQTT.MQTT(
-    broker="http://io.adafruit.com",
+    broker="io.adafruit.com",
     username=secrets["aio_username"],
     password=secrets["aio_key"],
 )
diff --git a/examples/minimqtt_simpletest_cellular.py b/examples/minimqtt_simpletest_cellular.py
index 875caf1c..9ab72bd2 100644
--- a/examples/minimqtt_simpletest_cellular.py
+++ b/examples/minimqtt_simpletest_cellular.py
@@ -17,10 +17,8 @@
     print("Cellular secrets are kept in secrets.py, please add them there!")
     raise
 
-# Create a serial connection for the FONA connection using 4800 baud.
-# These are the defaults you should use for the FONA Shield.
-# For other boards set RX = GPS module TX, and TX = GPS module RX pins.
-uart = busio.UART(board.TX, board.RX, baudrate=4800)
+# Create a serial connection for the FONA connection
+uart = busio.UART(board.TX, board.RX)
 rst = digitalio.DigitalInOut(board.D4)
 # Initialize FONA
 fona = FONA(uart, rst)
@@ -86,7 +84,10 @@ def publish(client, userdata, topic, pid):
 
 # Set up a MiniMQTT Client
 client = MQTT.MQTT(
-    broker=secrets["broker"], username=secrets["user"], password=secrets["pass"]
+    broker=secrets["broker"],
+    username=secrets["user"],
+    password=secrets["pass"],
+    is_ssl=False,
 )
 
 # Connect callback handlers to client