diff --git a/Data/Default.hs b/Data/Default.hs
--- a/Data/Default.hs
+++ b/Data/Default.hs
@@ -101,5 +101,7 @@
 instance (Default a, Default b, Default c) => Default (a, b, c) where def = (def, def, def)
 instance (Default a, Default b, Default c, Default d) => Default (a, b, c, d) where def = (def, def, def, def)
 instance (Default a, Default b, Default c, Default d, Default e) => Default (a, b, c, d, e) where def = (def, def, def, def, def)
+instance (Default a, Default b, Default c, Default d, Default e, Default f) => Default (a, b, c, d, e, f) where def = (def, def, def, def, def, def)
+instance (Default a, Default b, Default c, Default d, Default e, Default f, Default g) => Default (a, b, c, d, e, f, g) where def = (def, def, def, def, def, def, def)
 
 instance Default TimeLocale where def = defaultTimeLocale
diff --git a/data-default.cabal b/data-default.cabal
--- a/data-default.cabal
+++ b/data-default.cabal
@@ -1,5 +1,5 @@
 Name:            data-default
-Version:         0.5.0
+Version:         0.5.1
 Cabal-Version:   >= 1.6
 Category:        Data
 Synopsis:        A class for types with a default value