diff --git a/main.c b/main.c
index a8dd440b..cc3e73b1 100644
--- a/main.c
+++ b/main.c
@@ -422,7 +422,7 @@ int main(int argc, char * argv[]) {
    strcpy(sensor_string[GYRO_Z], sensor_number);	
 
 //   printf("sim sensor: %s\n", sensor_string[GYRO_Z]);	  
-	 printf("sim sensor value: %d length: %d\n", sensor[GYRO_Z], strlen(sensor_string[GYRO_Z])); 
+	 printf("sim sensor spin: %f value: %f length: %d\n", spin, sensor[GYRO_Z], strlen(sensor_string[GYRO_Z])); 
 	  
 //    eclipse = 1;	  
     period = rnd_float(150, 300);