diff --git a/Stackage/Config.hs b/Stackage/Config.hs
index 5f193036..a5df19b0 100644
--- a/Stackage/Config.hs
+++ b/Stackage/Config.hs
@@ -420,7 +420,10 @@ defaultStablePackages ghcVer requireHP = unPackageMap $ execWriter $ do
 #endif
 
     mapM_ (add "Joachim Breitner <mail@joachim-breitner.de>") $ words
-        "circle-packing arbtt ghc-heap-view"
+        "circle-packing arbtt"
+    when (ghcVer >= GhcMajorVersion 7 8) $
+        mapM_ (add "Joachim Breitner <mail@joachim-breitner.de>") $ words
+            "ghc-heap-view"
 
     when (ghcVer < GhcMajorVersion 7 8) $
         mapM_ (add "John Wiegley") $ words =<<