diff --git a/doc/internals/listener-states.fig b/doc/internals/listener-states.fig
index c2acc91..4738901 100644
--- a/doc/internals/listener-states.fig
+++ b/doc/internals/listener-states.fig
@@ -1,4 +1,4 @@
-#FIG 3.2  Produced by xfig version 3.2.7a
+#FIG 3.2  Produced by xfig version 2.2
 Portrait
 Center
 Metric