diff --git a/Adafruit_MQTT.cpp b/Adafruit_MQTT.cpp
index 3721333..094af2a 100644
--- a/Adafruit_MQTT.cpp
+++ b/Adafruit_MQTT.cpp
@@ -70,9 +70,11 @@ static uint8_t *stringprint_P(uint8_t *p, const char *s, uint16_t maxlen=0) {
 
 // Adafruit_MQTT Definition ////////////////////////////////////////////////////
 
-Adafruit_MQTT::Adafruit_MQTT(const char *server, uint16_t port,
-                             const char *user, const char *pass,
-                             const char *cid) {
+Adafruit_MQTT::Adafruit_MQTT(const char *server,
+                             uint16_t port,
+                             const char *cid,
+                             const char *user,
+                             const char *pass) {
   servername = server;
   portnum = port;
   clientid = cid;
@@ -85,13 +87,14 @@ Adafruit_MQTT::Adafruit_MQTT(const char *server, uint16_t port,
   }
 
   packet_id_counter = 0;
+
 }
 
 Adafruit_MQTT::Adafruit_MQTT(const __FlashStringHelper *server,
                              uint16_t port,
+                             const __FlashStringHelper *cid,
                              const __FlashStringHelper *user,
-                             const __FlashStringHelper *pass,
-                             const __FlashStringHelper *cid) {
+                             const __FlashStringHelper *pass) {
 
   servername = (const char *)server;
   portnum = port;
@@ -105,6 +108,46 @@ Adafruit_MQTT::Adafruit_MQTT(const __FlashStringHelper *server,
   }
 
   packet_id_counter = 0;
+
+}
+
+Adafruit_MQTT::Adafruit_MQTT(const char *server,
+                             uint16_t port,
+                             const char *user,
+                             const char *pass) {
+  servername = server;
+  portnum = port;
+  clientid = "";
+  username = user;
+  password = pass;
+
+  // reset subscriptions
+  for (uint8_t i=0; i<MAXSUBSCRIPTIONS; i++) {
+    subscriptions[i] = 0;
+  }
+
+  packet_id_counter = 0;
+
+}
+
+Adafruit_MQTT::Adafruit_MQTT(const __FlashStringHelper *server,
+                             uint16_t port,
+                             const __FlashStringHelper *user,
+                             const __FlashStringHelper *pass) {
+
+  servername = (const char *)server;
+  portnum = port;
+  clientid = "";
+  username = (const char *)user;
+  password = (const char *)pass;
+
+  // reset subscriptions
+  for (uint8_t i=0; i<MAXSUBSCRIPTIONS; i++) {
+    subscriptions[i] = 0;
+  }
+
+  packet_id_counter = 0;
+
 }
 
 int8_t Adafruit_MQTT::connect() {
diff --git a/Adafruit_MQTT.h b/Adafruit_MQTT.h
index f2fee07..2b9341a 100644
--- a/Adafruit_MQTT.h
+++ b/Adafruit_MQTT.h
@@ -100,16 +100,24 @@ class Adafruit_MQTT_Subscribe;  // forward decl
 
 class Adafruit_MQTT {
  public:
-  Adafruit_MQTT(const char *server = "io.adafruit.com",
-                uint16_t port = 1883,
-                const char *user = "",
-                const char *pass = "",
-                const char *cid = "");
-  Adafruit_MQTT(const __FlashStringHelper *server = 0,
-                uint16_t port = 1883,
-                const __FlashStringHelper *user = 0,
-                const __FlashStringHelper *pass = 0,
-                const __FlashStringHelper *cid = 0);
+  Adafruit_MQTT(const char *server,
+                uint16_t port,
+                const char *cid,
+                const char *user,
+                const char *pass);
+  Adafruit_MQTT(const __FlashStringHelper *server,
+                uint16_t port,
+                const __FlashStringHelper *cid,
+                const __FlashStringHelper *user,
+                const __FlashStringHelper *pass);
+  Adafruit_MQTT(const char *server,
+                uint16_t port,
+                const char *user,
+                const char *pass);
+  Adafruit_MQTT(const __FlashStringHelper *server,
+                uint16_t port,
+                const __FlashStringHelper *user,
+                const __FlashStringHelper *pass);
   virtual ~Adafruit_MQTT() {}
 
   // Connect to the MQTT server.  Returns 0 on success, otherwise an error code
diff --git a/Adafruit_MQTT_CC3000.h b/Adafruit_MQTT_CC3000.h
index e7e8eba..277a0fb 100644
--- a/Adafruit_MQTT_CC3000.h
+++ b/Adafruit_MQTT_CC3000.h
@@ -37,13 +37,15 @@
 // in the compilation of the library).
 class Adafruit_MQTT_CC3000 : public Adafruit_MQTT {
  public:
-  Adafruit_MQTT_CC3000(Adafruit_CC3000 *cc3k,
-                       const char *server = "io.adafruit.com",
-                       uint16_t port = 1883,
-                       const char *user = "",
-                       const char *pass = "",
-                       const char *cid = ""):
-    Adafruit_MQTT(server, port, user, pass, cid),
+  Adafruit_MQTT_CC3000(Adafruit_CC3000 *cc3k, const char *server, uint16_t port,
+                       const char *cid, const char *user, const char *pass):
+    Adafruit_MQTT(server, port, cid, user, pass),
+    cc3000(cc3k)
+  {}
+
+  Adafruit_MQTT_CC3000(Adafruit_CC3000 *cc3k, const char *server, uint16_t port,
+                       const char *user, const char *pass):
+    Adafruit_MQTT(server, port, user, pass),
     cc3000(cc3k)
   {}
 
diff --git a/Adafruit_MQTT_Client.h b/Adafruit_MQTT_Client.h
index 20d704f..c9b4366 100644
--- a/Adafruit_MQTT_Client.h
+++ b/Adafruit_MQTT_Client.h
@@ -35,13 +35,15 @@
 // and even other platforms like ESP8266.
 class Adafruit_MQTT_Client : public Adafruit_MQTT {
  public:
-  Adafruit_MQTT_Client(Client *client,
-                       const char *server = "io.adafruit.com",
-                       uint16_t port = 1883,
-                       const char *user = "",
-                       const char *pass = "",
-                       const char *cid = ""):
-    Adafruit_MQTT(server, port, user, pass, cid),
+  Adafruit_MQTT_Client(Client *client, const char *server, uint16_t port,
+                       const char *cid, const char *user, const char *pass):
+    Adafruit_MQTT(server, port, cid, user, pass),
+    client(client)
+  {}
+
+  Adafruit_MQTT_Client(Client *client, const char *server, uint16_t port,
+                       const char *user, const char *pass):
+    Adafruit_MQTT(server, port, user, pass),
     client(client)
   {}
 
diff --git a/Adafruit_MQTT_FONA.h b/Adafruit_MQTT_FONA.h
index ec308f9..a65b99d 100644
--- a/Adafruit_MQTT_FONA.h
+++ b/Adafruit_MQTT_FONA.h
@@ -35,13 +35,15 @@
 // in the compilation of the library).
 class Adafruit_MQTT_FONA : public Adafruit_MQTT {
  public:
-  Adafruit_MQTT_FONA(Adafruit_FONA *f,
-                       const char *server = "io.adafruit.com",
-                       uint16_t port = 1883,
-                       const char *user = "",
-                       const char *pass = "",
-                       const char *cid = ""):
-    Adafruit_MQTT(server, port, user, pass, cid),
+  Adafruit_MQTT_FONA(Adafruit_FONA *f, const char *server, uint16_t port,
+                       const char *cid, const char *user, const char *pass):
+    Adafruit_MQTT(server, port, cid, user, pass),
+    fona(f)
+  {}
+
+  Adafruit_MQTT_FONA(Adafruit_FONA *f, const char *server, uint16_t port,
+                     const char *user, const char *pass):
+    Adafruit_MQTT(server, port, user, pass),
     fona(f)
   {}