diff --git a/src/StdLib.hs b/src/StdLib.hs
index d17dede..e217a89 100644
--- a/src/StdLib.hs
+++ b/src/StdLib.hs
@@ -225,15 +225,17 @@ import           Data.Int as X
 import           Data.IntMap as X (IntMap)
 import           Data.IntSet as X (IntSet)
 import           Data.List as X (break, drop, filter, intercalate, isPrefixOf,
-                                 replicate, reverse, sortBy, splitAt, take)
+                                 replicate, reverse, sortBy, splitAt, take,
+                                 (++))
 import           Data.List.NonEmpty as X (NonEmpty (..), nonEmpty)
 import           Data.Map as X (Map)
 import           Data.Maybe as X hiding (fromJust)
 import           Data.Monoid as X hiding ((<>))
-import           Data.Ord as X
+import           Data.Ord as X hiding (clamp)
 import           Data.Semigroup as X hiding (First, Last, getFirst, getLast)
 import           Data.Sequence as X (Seq)
 import           Data.Set as X (Set)
+import           Data.String as X (String)
 import           Data.Text as X (Text)
 import           Data.Time as X
 import           Data.Time.Clock.POSIX
diff --git a/stack.yaml b/stack.yaml
index e1787f8..7e4ed4d 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,4 +1,4 @@
 
-resolver: lts-16.9
+resolver: lts-22.38
 packages:
   - .
diff --git a/stdlib.cabal b/stdlib.cabal
index fb1acbf..6016e08 100644
--- a/stdlib.cabal
+++ b/stdlib.cabal
@@ -1,6 +1,6 @@
 cabal-version: 1.12
 
--- This file has been generated from package.yaml by hpack version 0.34.2.
+-- This file has been generated from package.yaml by hpack version 0.35.1.
 --
 -- see: https://github.com/sol/hpack
 
@@ -28,7 +28,8 @@ library
       Paths_stdlib
   hs-source-dirs:
       src
-  default-extensions: NoImplicitPrelude
+  default-extensions:
+      NoImplicitPrelude
   ghc-options: -Wall -fno-warn-unused-do-bind -fwarn-incomplete-uni-patterns -fwarn-incomplete-record-updates
   build-depends:
       async