diff --git a/preamble.cabal b/preamble.cabal
--- a/preamble.cabal
+++ b/preamble.cabal
@@ -1,5 +1,5 @@
 name:                  preamble
-version:               0.0.2
+version:               0.0.3
 synopsis:              Yet another prelude.
 homepage:              https://github.com/swift-nav/preamble
 license:               MIT
@@ -36,6 +36,7 @@
                      , monad-logger
                      , mtl
                      , resourcet
+                     , safe
                      , template-haskell
                      , text
                      , text-manipulate
diff --git a/src/Preamble/Prelude.hs b/src/Preamble/Prelude.hs
--- a/src/Preamble/Prelude.hs
+++ b/src/Preamble/Prelude.hs
@@ -19,6 +19,7 @@
 import BasicPrelude as Exports
 import Control.Lens as Exports hiding (uncons, (.=), (<.>))
 import Data.Text
+import Safe         as Exports (headMay, initMay, tailMay)
 
 -- | maybe with hanging function.
 --