diff --git a/deluge/ui/console/modes/format_utils.py b/deluge/ui/console/modes/format_utils.py
index 87c5a7e33..4c0ece117 100644
--- a/deluge/ui/console/modes/format_utils.py
+++ b/deluge/ui/console/modes/format_utils.py
@@ -55,7 +55,7 @@ def format_time(time):
 
 def format_float(x):
     if x < 0:
-        return "∞"
+        return "inf"
     else:
         return "%.3f"%x