diff --git a/modules/util/util.py b/modules/util/util.py
index 28275f8455b9dd0265a3776741c8231792381d56..b3122b0f20d8f29eff30b6fa5fa3272ba74e8a51 100644
--- a/modules/util/util.py
+++ b/modules/util/util.py
@@ -578,8 +578,8 @@ def make_for_full_domain_predict2(h5f, satellite='GOES16', domain='FD'):
         i_0 = taiwan_i0
         j_0 = taiwan_j0
 
-    n_x = int(xlen/s_x) * s_x
-    n_y = int(ylen/s_y) * s_y
+    n_x = int(xlen/s_x)
+    n_y = int(ylen/s_y)
 
     solzen = get_grid_values(h5f, 'solar_zenith_angle', j_0, i_0, None, num_j=ylen, num_i=xlen)
     satzen = get_grid_values(h5f, 'sensor_zenith_angle', j_0, i_0, None, num_j=ylen, num_i=xlen)