diff --git a/include/main.h b/include/main.h
index 4981f469..d63dc1da 100644
--- a/include/main.h
+++ b/include/main.h
@@ -43,8 +43,8 @@
 #define SECOND_STATE_NAME "Count up twice"
 #define THIRD_STATE_NAME "Count down once"
 
-#define NANOS_IN_SEC 100000000
-#define NANOS_IN_MSEC 1000000
+#define NANOS_IN_SEC 1000000000
+#define NANOS_IN_MSEC 10000000
 #define MSEC_IN_NANO(MSEC) MSEC *NANOS_IN_MSEC
 
 #define DEFAULT_TICK 100
diff --git a/src/main.c b/src/main.c
index c815c6ec..ccdaf2b1 100644
--- a/src/main.c
+++ b/src/main.c
@@ -53,31 +53,35 @@ pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; /** Self explanatory */
 int count = 0;
 int count_to = 0;
 
+
 typedef struct {
   int args[1];
   int verbose;
   int tick;
-} arguments_t:
+} arguments_t;
+
 
-void errno_abort(char *message) {
+void errno_abort(char* message) {
   perror(message);
   exit(EXIT_FAILURE);
 }
 
+void err_abort(int status, char *message);
+
 static error_t parse_opt(int key, char *arg, struct argp_state *state) {
-  arguments_t *arguments = state->input;
+  arguments_t *args = state->input;
 
   switch (key) {
   case 'v':
-    arguments->verbose = 1;
+    args->verbose = 1;
     break;
   case 't':
-    arguments->tick = (int)strtol(arg, NULL, 10);
+    args->tick = (int)strtol(arg, NULL, 10);
     break;
   case ARGP_KEY_ARG:
     if (state->arg_num > 1)
       argp_usage(state);
-    arguments->args[state->arg_num] = (int)strtol(arg, NULL, 10);
+    args->args[state->arg_num] = (int)strtol(arg, NULL, 10);
     break;
   case ARGP_KEY_END:
     if (state->arg_num < 1)
@@ -96,7 +100,7 @@ void timer_callback(union sigval arg) {
 
   error = pthread_mutex_lock(&mutex);
   if (error != 0)
-    err_abort(error, "Callback locking");
+    errno_abort("Callback locking");
 
   states_run();
 
@@ -143,7 +147,8 @@ void create_timer(int tick) {
 }
 
 void statemachine_callback(void) {
-  my_states_data **cur_data = states_get_data();
+
+  my_states_data *cur_data = states_get_data();
 
   int diff = cur_data->cur_val - cur_data->prev_val;
 
@@ -157,6 +162,7 @@ void statemachine_callback(void) {
                    states_get_state_count()); /** Switch to random next state */
 }
 
+
 int main(int argc, char **argv) {
   int error;
 
@@ -175,12 +181,10 @@ int main(int argc, char **argv) {
          arguments.verbose ? "yes" : "no", arguments.tick);
 
   /** Initialize state machine */
-  states_add(state_probe, state_two_enter, state_two_run, state_two_ext,
-             state_second_e, SECOND_STATE_NAME);
-  states_add(state_probe, NULL, state_three_run, NULL, state_third_e,
-             THIRD_STATE_NAME);
   states_add(state_probe, NULL, state_one_run, NULL, state_first_e,
              FIRST_STATE_NAME);
+  states_add(state_probe, state_two_enter, state_two_run, state_two_exit,
+             state_second_e, SECOND_STATE_NAME);
 
   states_set_callback(statemachine_callback);
 
@@ -192,8 +196,6 @@ int main(int argc, char **argv) {
   create_timer(arguments.tick);
 
   error = pthread_mutex_lock(&mutex);
-  if (error = 0)
-    err_abort(error, "Lock mutex");
 
   while (count < count_to) {
     /** Blocked thread can be awakened by a call to pthread_cond_signal */
@@ -209,11 +211,10 @@ int main(int argc, char **argv) {
 
   printf("Finshed\n");
 
-  return;
 }
 
 void err_abort(int status, char *message) {
   fprintf(stderr, "%s\n", message);
   exit(status);
-  return 0;
 }
+