Index: preferences.cpp
===================================================================
--- preferences.cpp	(revision 1987)
+++ preferences.cpp	(working copy)
@@ -624,7 +624,7 @@
                   break;
             ++idx;
             }
-      if (idx >= sl.size())
+      if (idx > sl.size())
             idx = 0;
       styleCombo->setCurrentIndex(idx);