diff --git a/core/processor.py b/core/processor.py
index f6ae543816749772dd1f1cca223b37bcbfef7ea3..e8c7705477229dac1964f27eb649e10c977da57d 100644
--- a/core/processor.py
+++ b/core/processor.py
@@ -68,7 +68,7 @@ class PostProcessor:
     def run(self):
         new_ids = self.merger.run(self._signal[self.datasets["merger"]])
         for name, ids in new_ids.items():
-            self._writer.write(ids, "/postprocessing/cell_info/")
+            self._writer.write(ids, "/postprocessing/cell_info/" + name)
         picks = self.picker.run(self._signal[self.datasets["picker"]])
         return picks
         # print(merge, picks)