diff --git a/Stackage/Config.hs b/Stackage/Config.hs
index 191df8c0..f11328bf 100644
--- a/Stackage/Config.hs
+++ b/Stackage/Config.hs
@@ -363,7 +363,7 @@ defaultStablePackages ghcVer requireHP = unPackageMap $ execWriter $ do
 #endif
 
     mapM_ (add "Joachim Breitner <mail@joachim-breitner.de>") $ words
-        "circle-packing"
+        "circle-packing arbtt"
 
     when (ghcVer < GhcMajorVersion 7 8) $
         mapM_ (add "John Wiegley") $ words =<<