diff --git a/src/motion_plus.c b/src/motion_plus.c
index d06ef75..ab52ffb 100644
--- a/src/motion_plus.c
+++ b/src/motion_plus.c
@@ -101,7 +101,6 @@ void wiiuse_motion_plus_handshake(struct wiimote_t *wm,byte *data,unsigned short
 			wm->exp.nunchuk.flags = &wm->flags;
 
 			wm->exp.mp.ext = 0;
-			wm->exp.mp.ext_initialized = 0;
 
 			wiiuse_set_ir_mode(wm);
 			wiiuse_set_report_type(wm);
diff --git a/src/wiiuse.c b/src/wiiuse.c
index f1189a6..0711cad 100644
--- a/src/wiiuse.c
+++ b/src/wiiuse.c
@@ -148,7 +148,6 @@ struct wiimote_t** wiiuse_init(int wiimotes) {
 
 		wm[i]->exp.type = EXP_NONE;
 		wm[i]->expansion_state = 0;
-		wm[i]->expansion_dattempts = 0;
 
 		wiiuse_set_aspect_ratio(wm[i], WIIUSE_ASPECT_4_3);
 		wiiuse_set_ir_position(wm[i], WIIUSE_IR_ABOVE);
diff --git a/src/wiiuse.h b/src/wiiuse.h
index 93c1f75..ce11f88 100644
--- a/src/wiiuse.h
+++ b/src/wiiuse.h
@@ -534,7 +534,6 @@ typedef struct guitar_hero_3_t {
  */
 typedef struct motion_plus_t
 {
-    int ext_initialized;                /**< is the pass-through device initialized? */
     byte ext;                           /**< is there a device on the pass-through port? */
 
 	struct ang3s_t raw_gyro;            /**< current raw gyroscope data */
@@ -715,7 +714,6 @@ typedef struct wiimote_t {
 
 	WCONST byte handshake_state;			/**< the state of the connection handshake	*/
 	WCONST byte expansion_state;            /**< the state of the expansion handshake    */
-	WCONST byte expansion_dattempts;        /**< how many times did we wait already     */
 	WCONST struct data_req_t* data_req;		/**< list of data read requests				*/
 
 	WCONST struct read_req_t* read_req;		/**< list of data read requests				*/