diff --git a/elephant/statistics.py b/elephant/statistics.py
index 868b4b06d..c60c393b2 100644
--- a/elephant/statistics.py
+++ b/elephant/statistics.py
@@ -1548,13 +1548,8 @@ def _epoch_no_spread(self):
         if self.sampling_rate:
             # ensure that spikes are not on the bin edges
             bin_shift = .5 / self.sampling_rate
-            left_edges -= bin_shift
+            left_edges += bin_shift
 
-            # Ensure that an epoch does not start before the minimum t_start.
-            # Note: all spike trains share the same t_start and t_stop.
-            if left_edges[0] < self.t_start:
-                left_edges[0] = self.t_start
-                durations[0] -= bin_shift
         else:
             warnings.warn('No sampling rate specified. '
                           'Note that using the complexity epoch to get '