diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Changelog for dhall-fly
 
+## 0.2.2
+
+* Upgrade dhall to 1.28 and dhall-json to 1.6
+
 ## 0.2.1
 
 * Groups retain the order they are in list of grouped jobs
diff --git a/dhall-fly.cabal b/dhall-fly.cabal
--- a/dhall-fly.cabal
+++ b/dhall-fly.cabal
@@ -4,10 +4,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 124eab9f2a66b1fb1fe7643b0e3a4b7084264c70a29698980ec92909df051cdb
+-- hash: b2ed122d2d0c3bbf57e02626a3e27ac9a0cc2145beb95e39423516100b1d656a
 
 name:           dhall-fly
-version:        0.2.1
+version:        0.2.2
 synopsis:       Translate concourse config from Dhall to YAML
 description:    Please see the README on GitHub at <https://github.com/akshaymankar/dhall-fly#readme>
 category:       Concourse, YAML, JSON, Dhall
@@ -157,7 +157,7 @@
       aeson >=1.4.5.0
     , aeson-casing >=0.2.0.0
     , base >=4.7 && <5
-    , dhall >=1.27.0 && <1.28
+    , dhall >=1.28.0 && <1.29
     , optparse-applicative
     , ordered-containers >=0.2.2
     , scientific >=0.3.6.2
@@ -180,9 +180,9 @@
     , aeson-yaml >=1.0.3.0
     , base >=4.7 && <5
     , bytestring >=0.10.8.2
-    , dhall >=1.27.0 && <1.28
+    , dhall >=1.28.0 && <1.29
     , dhall-fly
-    , dhall-json >=1.5.0 && <1.6
+    , dhall-json >=1.6.0 && <1.7
     , optparse-applicative
     , ordered-containers >=0.2.2
     , scientific >=0.3.6.2
@@ -208,7 +208,7 @@
       aeson >=1.4.5.0
     , aeson-casing >=0.2.0.0
     , base >=4.7 && <5
-    , dhall >=1.27.0 && <1.28
+    , dhall >=1.28.0 && <1.29
     , dhall-fly
     , hspec
     , optparse-applicative
diff --git a/src/Fly/Internal/DhallOrphans.hs b/src/Fly/Internal/DhallOrphans.hs
--- a/src/Fly/Internal/DhallOrphans.hs
+++ b/src/Fly/Internal/DhallOrphans.hs
@@ -13,7 +13,7 @@
 import qualified Data.Vector as V
 
 instance FromDhall Value where
-  autoWith _ = Dhall.Type{..} where
+  autoWith _ = Dhall.Decoder{..} where
     expected = $(staticDhallExpression "let Prelude = ./dhall-concourse/lib/prelude.dhall in Prelude.JSON.Type")
     extract (Lam _ (Const Dhall.Core.Type)
               (Lam _ _ x)) = extractJSONFromApps x
@@ -25,4 +25,3 @@
     extractJSONFromApps (App (Field (Var (V _ 0)) "array") a) = Array . V.fromList <$> Dhall.extract auto a
     extractJSONFromApps (Field (Var (V _ 0)) "null") = pure Null
     extractJSONFromApps t = typeError expected t
-
diff --git a/src/Fly/Types.hs b/src/Fly/Types.hs
--- a/src/Fly/Types.hs
+++ b/src/Fly/Types.hs
@@ -243,7 +243,7 @@
           deriving (Show, Generic, Eq)
 
 instance FromDhall Step where
-  autoWith _ = Dhall.Type{..} where
+  autoWith _ = Dhall.Decoder{..} where
     expected = $(staticDhallExpression "./dhall-concourse/types/Step.dhall")
     extract (Lam _ _ --Step
              (Lam _ _ --Constructors