diff --git a/ocrd_calamari/ocr.py b/ocrd_calamari/ocr.py
index 4a782e0..1aba218 100644
--- a/ocrd_calamari/ocr.py
+++ b/ocrd_calamari/ocr.py
@@ -33,7 +33,7 @@ class CalamariOcr(Processor):
         self.predictor = MultiPredictor(checkpoints=checkpoints)
 
         voter_params = VoterParams()
-        voter_params.type = VoterParams.Type.Value('confidence_voter_default_ctc'.upper())
+        voter_params.type = VoterParams.Type.Value(self.parameter['voter'].upper())
         self.voter = voter_from_proto(voter_params)
 
     def resolve_image_as_np(self, image_url, coords):
diff --git a/ocrd_calamari/ocrd-tool.json b/ocrd_calamari/ocrd-tool.json
index a2a8c4f..ca03964 100644
--- a/ocrd_calamari/ocrd-tool.json
+++ b/ocrd_calamari/ocrd-tool.json
@@ -21,7 +21,7 @@
         "XXX checkpoint": {"type": "string", "format": "file", "cacheable": true},
         "processes": {"type": "number", "default": 1},
         "batch_size": {"type": "number", "default": 1},
-        "XXX voter": {"type": "string", "default": "confidence_voter_default_ctc"},
+        "voter": {"type": "string", "default": "confidence_voter_default_ctc"},
         "XXXX extended_prediction_data_format": {"type": "string", "default": "json"},
         "XXX output_dir": "TODO",
         "XXX extended_prediction_data": "TODO"