diff --git a/Stackage/Config.hs b/Stackage/Config.hs
index 6f9732b7..02695116 100644
--- a/Stackage/Config.hs
+++ b/Stackage/Config.hs
@@ -99,6 +99,7 @@ defaultStablePackages = unPackageMap $ execWriter $ do
 
     mapM_ (add "FP Complete <michael@fpcomplete.com>") $ words =<<
         [ "web-fpco th-expand-syns configurator compdata smtLib unification-fd"
+        , "fixed-list indents language-c pretty-class"
         ]
     addRange "FP Complete <michael@fpcomplete.com>" "kure" "<= 2.4.10"