diff --git a/dhall-bash.cabal b/dhall-bash.cabal
--- a/dhall-bash.cabal
+++ b/dhall-bash.cabal
@@ -1,5 +1,5 @@
 Name: dhall-bash
-Version: 1.0.15
+Version: 1.0.16
 Cabal-Version: >=1.8.0.2
 Build-Type: Simple
 Tested-With: GHC == 7.10.2, GHC == 8.0.1
@@ -31,8 +31,7 @@
         base                      >= 4.8.0.0 && < 5   ,
         bytestring                              < 0.11,
         containers                              < 0.6 ,
-        dhall                     >= 1.15.0  && < 1.18,
-        insert-ordered-containers >= 0.1.0.1 && < 0.3 ,
+        dhall                     >= 1.18.0  && < 1.19,
         neat-interpolation                      < 0.4 ,
         shell-escape                            < 0.3 ,
         text                      >= 0.2     && < 1.3
diff --git a/src/Dhall/Bash.hs b/src/Dhall/Bash.hs
--- a/src/Dhall/Bash.hs
+++ b/src/Dhall/Bash.hs
@@ -109,10 +109,10 @@
 import Dhall.TypeCheck
 
 import qualified Data.Foldable
-import qualified Data.HashMap.Strict.InsOrd
 import qualified Data.Text
 import qualified Data.Text.Encoding
 import qualified Dhall.Core
+import qualified Dhall.Map
 import qualified NeatInterpolation
 import qualified Text.ShellEscape
 
@@ -258,7 +258,7 @@
                 let bytes = Data.Text.Encoding.encodeUtf8 k
                 let k'    = Text.ShellEscape.bytes (Text.ShellEscape.bash bytes)
                 return ("[" <> k' <> "]=" <> v')
-        kvs' <- first adapt (traverse process (Data.HashMap.Strict.InsOrd.toList a))
+        kvs' <- first adapt (traverse process (Dhall.Map.toList a))
         let bytes
                 =   "declare -r -A "
                 <>  var