diff --git a/patacrep/encoding.py b/patacrep/encoding.py
index 1ed15b94..3f1512cf 100644
--- a/patacrep/encoding.py
+++ b/patacrep/encoding.py
@@ -42,5 +42,4 @@ def detect_encoding(filename):
             return encoding
         finally:
             filehandler.close()
-
-    raise UnicodeDecodeError('Not suitable encoding found for {}'.format(filename))
+    raise UnicodeError('Not suitable encoding found for {}'.format(filename))