diff --git a/aleksis/apps/chronos/templatetags/common.py b/aleksis/apps/chronos/templatetags/common.py
index 5a066c90d7b879356cdf9546f1fa015db6bb4f55..f3b4ca74d952a6f9fda5034360aa517f2fea475c 100644
--- a/aleksis/apps/chronos/templatetags/common.py
+++ b/aleksis/apps/chronos/templatetags/common.py
@@ -15,7 +15,7 @@ class SetVarNode(template.Node):
             value = ""
         context[self.var_name] = value
 
-        return u""
+        return ""
 
 
 @register.tag(name="set")