diff --git a/tugas.f b/tugas.f
index f7697aa..3d52169 100644
--- a/tugas.f
+++ b/tugas.f
@@ -78,11 +78,13 @@ C
 C
       cpu0=dtime(time0)
       t1=omp_get_wtime()
+      !$OMP PARALLEL DO
 C
 C Jacobi iteration
       call jacobi(nn,gosa)
 C
       cpu1= dtime(time1)
+    !$OMP END PARALLEL DO
     t2=omp_get_wtime()
       cpu = cpu1
     cpu = t2-t1