diff --git a/Data/SortedList.hs b/Data/SortedList.hs
--- a/Data/SortedList.hs
+++ b/Data/SortedList.hs
@@ -84,8 +84,9 @@
 
 #if !MIN_VERSION_base(4,8,0)
 -- | Check if a sorted list is empty.
+--
 --   /This function dissappears in @base@ version 4.8.0.0 in favor of @null@/
---   /from "Data.Traversable"./
+--   /from "Data.Foldable"./
 null :: SortedList a -> Bool
 null = List.null . fromSortedList
 #endif
diff --git a/sorted-list.cabal b/sorted-list.cabal
--- a/sorted-list.cabal
+++ b/sorted-list.cabal
@@ -1,5 +1,5 @@
 name:                sorted-list
-version:             0.1.4.1
+version:             0.1.4.2
 synopsis:            Type-enforced sorted lists and related functions.
 description:         Type-enforced sorted lists and related functions.
                      .
@@ -25,6 +25,7 @@
   ghc-options:         -Wall
 
 benchmark sorted-list-map-bench
+  default-language: Haskell2010
   type: exitcode-stdio-1.0
   hs-source-dirs: bench
   main-is: map.hs