diff --git a/pyfpdb/GuiGraphViewer.py b/pyfpdb/GuiGraphViewer.py
index 56e41bdd..3351b70f 100644
--- a/pyfpdb/GuiGraphViewer.py
+++ b/pyfpdb/GuiGraphViewer.py
@@ -44,6 +44,7 @@ except ImportError, inst:
 import fpdb_import
 import Database
 import Filters
+import Charset
 
 class GuiGraphViewer (threading.Thread):