diff --git a/inc/custom_sem.h b/inc/custom_sem.h
index 6911823..1d5d706 100644
--- a/inc/custom_sem.h
+++ b/inc/custom_sem.h
@@ -1,8 +1,8 @@
 #ifndef SEMAPHORE_H
 #define SEMAPHORE_H
 
-void semOp(int semid, short sem_num, short sem_op);
 int getSemid(key_t key, int size);
+void semOp(int semid, short sem_num, short sem_op);
 void resetServerSem(int semid);
 
 #endif
\ No newline at end of file