diff --git a/filter_plugins/format_rev.py b/filter_plugins/format_rev.py
index 16902fb..331ef37 100644
--- a/filter_plugins/format_rev.py
+++ b/filter_plugins/format_rev.py
@@ -1,6 +1,3 @@
-from jinja2.utils import soft_unicode
-
-
 class FilterModule:
     def filters(self):
         return {