diff --git a/lib/fox16/version.rb b/lib/fox16/version.rb
index c0de618b15a4cd0587fc7830037f3f2ec1014664..29572d6728a8e6f515acac5e285c400081103057 100644
--- a/lib/fox16/version.rb
+++ b/lib/fox16/version.rb
@@ -1,5 +1,5 @@
 module Fox
   def Fox.fxrubyversion
-    "1.6.19"
+    "1.6.20"
   end
 end