diff --git a/samplelib/SampleGeneratorFace.py b/samplelib/SampleGeneratorFace.py
index 36ebee0..5f64852 100644
--- a/samplelib/SampleGeneratorFace.py
+++ b/samplelib/SampleGeneratorFace.py
@@ -64,7 +64,7 @@ class SampleGeneratorFace(SampleGeneratorBase):
         if self.debug:
             self.generators = [ThisThreadGenerator ( self.batch_func, (pickled_samples, index_host.create_cli(), ct_pickled_samples, ct_index_host.create_cli() if ct_index_host is not None else None, rnd_seed) )]
         else:
-            self.generators = [SubprocessGenerator ( self.batch_func, (pickled_samples, index_host.create_cli(), ct_pickled_samples, ct_index_host.create_cli() if ct_index_host is not None else None, rnd_seed), start_now=False ) \
+            self.generators = [SubprocessGenerator ( self.batch_func, (pickled_samples, index_host.create_cli(), ct_pickled_samples, ct_index_host.create_cli() if ct_index_host is not None else None, rnd_seed+i), start_now=False ) \
                                for i in range(self.generators_count) ]
                                
             SubprocessGenerator.start_in_parallel( self.generators )