diff --git a/Stackage/Config.hs b/Stackage/Config.hs
index 7f63b24a..e15358d1 100644
--- a/Stackage/Config.hs
+++ b/Stackage/Config.hs
@@ -433,6 +433,10 @@ defaultStablePackages ghcVer requireHP = unPackageMap $ execWriter $ do
     -- https://github.com/fpco/stackage/issues/236
     addRange "Michael Snoyman" "attoparsec" "< 0.12"
 
+    -- https://github.com/ekmett/eq/issues/6
+    when (ghcVer < GhcMajorVersion 7 8) $ do
+        addRange "Michael Snoyman" "eq" "< 4.0.2"
+
     -- Requires too new a version of text
     when (ghcVer == GhcMajorVersion 7 4 && requireHP) $ do
         addRange "Michael Snoyman" "attoparsec" "< 0.11.2.1"