diff --git a/laboratoare/lab02/mutex.c b/laboratoare/lab02/mutex.c
index af5d79d..c0b2259 100755
--- a/laboratoare/lab02/mutex.c
+++ b/laboratoare/lab02/mutex.c
@@ -3,13 +3,15 @@
 #include <pthread.h>
 
 #define NUM_THREADS 2
+#define NUM_REPEAT 1000
 
 int a = 0;
 
 // TODO: adaugati mutexul in functia de mai jos
 void *f(void *arg)
 {
-	a += 2;
+	for (int i = 0; i < NUM_REPEAT; i++)
+		a += 2;
 
 	pthread_exit(NULL);
 }