diff --git a/afsk/main.c b/afsk/main.c
index 2370737e..e3fbfc26 100644
--- a/afsk/main.c
+++ b/afsk/main.c
@@ -314,10 +314,10 @@ int main(int argc, char *argv[]) {
   sensor[PLUS_Y]  = config_sensor("/dev/i2c-1", 0x41, 400);
   sensor[BUS]  	  = config_sensor("/dev/i2c-1", 0x44, 400);
   sensor[BAT]     = config_sensor("/dev/i2c-1", 0x45, 400);
-  sensor[PLUS_Z]  = config_sensor("/dev/i2c-0", 0x40, 400);
-  sensor[MINUS_X] = config_sensor("/dev/i2c-0", 0x41, 400);
-  sensor[MINUS_Y] = config_sensor("/dev/i2c-0", 0x44, 400);
-  sensor[MINUS_Z] = config_sensor("/dev/i2c-0", 0x45, 400); 
+  sensor[PLUS_Z]  = config_sensor("/dev/i2c-3", 0x40, 400);
+  sensor[MINUS_X] = config_sensor("/dev/i2c-3", 0x41, 400);
+  sensor[MINUS_Y] = config_sensor("/dev/i2c-3", 0x44, 400);
+  sensor[MINUS_Z] = config_sensor("/dev/i2c-3", 0x45, 400); 
 
   int ret;
   //uint8_t data[1024];