diff --git a/source/app/controllers/util.py b/source/app/controllers/util.py
index 877b1fc..ca7dfd5 100644
--- a/source/app/controllers/util.py
+++ b/source/app/controllers/util.py
@@ -2410,6 +2410,7 @@ class ImportFacturaLibre(object):
             '-2': 0.02,
             '-0.5': 0.005,
             '-2/3': 0.106667,
+            '-10.6667': 0.106667,
             '-10.6666': 0.106667,
             '-10.666666': 0.106667,
             '-10.66660': 0.106667,