diff --git a/tugas.f b/tugas.f
index 3d52169..cf86762 100644
--- a/tugas.f
+++ b/tugas.f
@@ -77,7 +77,7 @@ C
         write(*,*) ' Measure the performance in 10000 times.'
 C
       cpu0=dtime(time0)
-      t1=omp_get_wtime()
+      t1 = omp_get_wtime()
       !$OMP PARALLEL DO
 C
 C Jacobi iteration
@@ -85,7 +85,7 @@ C Jacobi iteration
 C
       cpu1= dtime(time1)
     !$OMP END PARALLEL DO
-    t2=omp_get_wtime()
+    t2 = omp_get_wtime()
       cpu = cpu1
     cpu = t2-t1
       flop=real(kmax-2)*real(jmax-2)*real(imax-2)*34.0*real(nn)