diff --git a/syngen_floorplan_multipath.py b/syngen_floorplan_multipath.py
index 34188a9..ccdb6ba 100644
--- a/syngen_floorplan_multipath.py
+++ b/syngen_floorplan_multipath.py
@@ -99,7 +99,7 @@ def generateData(floormap, tx_locs, args):
 
     # generate
     rx_locs = getLocs([0, 6.3], [0, 6.3], step_size=0.1)
-    powers = getPowers([-40, 30])
+    powers = getPowers([-40, 0], step_size=5)
     for i in range(tx_locs.shape[0]):
         fp_base = "{0}/img_{1:.2f}_{2:.2f}_2.0".format(folderp, tx_locs[i, 0] - 3.2, tx_locs[i, 1] - 3.2)
         for power in powers: