diff --git a/syngen_floorplan_multipath.py b/syngen_floorplan_multipath.py
index 9a01cd1..4581ff2 100644
--- a/syngen_floorplan_multipath.py
+++ b/syngen_floorplan_multipath.py
@@ -181,6 +181,15 @@ def getFloormap(args):
 
 def main(args):
     tx_locs = None
+    if args.seed is None:
+        if args.train:
+            seed = RANDOM_SEED_TRAIN
+        elif args.train_real:
+            seed = RANDOM_SEED_TRAIN
+        elif args.test:
+            seed = RANDOM_SEED_TEST
+    else:
+        seed = args.seed
 
     if args.single:
         if args.txloc is None:
@@ -189,13 +198,13 @@ def main(args):
         locations = [float(x) for x in args.txloc.split(' ')]
         tx_locs = np.array(locations).reshape(-1, 2)
     elif args.train:
-        np.random.seed(RANDOM_SEED_TRAIN)
+        np.random.seed(seed)
         tx_locs = getLocs([0.2, 6.2], [0.2, 6.2], step_size=0.3)
     elif args.train_real:
-        np.random.seed(RANDOM_SEED_TRAIN)
+        np.random.seed(seed)
         tx_locs = getRandomTXLocs(400, 6.4, 6.4, offset_w=0.0, offset_l=0.0)
     elif args.test:
-        np.random.seed(RANDOM_SEED_TEST)
+        np.random.seed(seed)
         tx_locs = getRandomTXLocs(400, 6.4, 6.4, offset_w=0.0, offset_l=0.0)
     else:
         print("nothing specified")
@@ -282,6 +291,12 @@ if __name__ == '__main__':
         default=1,
         help='number of parallel process'
     )
+    p.add_argument(
+        '--seed',
+        dest='seed',
+        default=None,
+        help='random seed'
+    )
     try:
         args = p.parse_args()
     except BaseException as e:
diff --git a/syngen_log_gamma_model.py b/syngen_log_gamma_model.py
index a1156ba..4c85611 100644
--- a/syngen_log_gamma_model.py
+++ b/syngen_log_gamma_model.py
@@ -75,6 +75,15 @@ def generateData(tx_locs, args):
 
 def main(args):
     tx_locs = None
+    if args.seed is None:
+        if args.train:
+            seed = RANDOM_SEED_TRAIN
+        elif args.train_real:
+            seed = RANDOM_SEED_TRAIN
+        elif args.test:
+            seed = RANDOM_SEED_TEST
+    else:
+        seed = args.seed
 
     if args.single:
         if args.txloc is None:
@@ -83,13 +92,13 @@ def main(args):
         locations = [float(x) for x in args.txloc.split(' ')]
         tx_locs = np.array(locations).reshape(-1, 2)
     elif args.train:
-        np.random.seed(RANDOM_SEED_TRAIN)
+        np.random.seed(seed)
         tx_locs = getLocs([-3, 3], [-3, 3], step_size=0.3)
     elif args.train_real:
-        np.random.seed(RANDOM_SEED_TRAIN)
+        np.random.seed(seed)
         tx_locs = getRandomTXLocs(400, 6.4, 6.4, offset_w=-3.2, offset_l=-3.2)
     elif args.test:
-        np.random.seed(RANDOM_SEED_TEST)
+        np.random.seed(seed)
         tx_locs = getRandomTXLocs(400, 6.4, 6.4, offset_w=-3.2, offset_l=-3.2)
     else:
         print("nothing specified")
@@ -152,6 +161,12 @@ if __name__ == '__main__':
         default=False,
         help='add 10dB noise to generated data'
     )
+    p.add_argument(
+        '--seed',
+        dest='seed',
+        default=None,
+        help='random seed'
+    )
     try:
         args = p.parse_args()
     except BaseException as e: