diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,5 +1,8 @@
 # Rollbar WAI
 
+![CI](https://github.com/stackbuilders/rollbar-haskell/workflows/CI/badge.svg)
+![Hackage](https://img.shields.io/hackage/v/rollbar-wai)
+
 Provides error reporting capabilities to
 [WAI](http://hackage.haskell.org/package/wai) based applications through
 [Rollbar API](https://explorer.docs.rollbar.com/).
diff --git a/rollbar-wai.cabal b/rollbar-wai.cabal
--- a/rollbar-wai.cabal
+++ b/rollbar-wai.cabal
@@ -1,17 +1,18 @@
 cabal-version: 1.12
 
--- This file has been generated from package.yaml by hpack version 0.33.0.
+-- This file has been generated from package.yaml by hpack version 0.34.7.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 36882de3e15bbc25fa5b54c1ee7d9dbe96436e87f4502b002a3a388508677741
+-- hash: ac188cecfff7139de33d798a8f28d9b0f071045ece47e95a25890f89a77b00c4
 
 name:           rollbar-wai
-version:        0.1.0
+version:        1.0.0
 synopsis:       Provides error reporting capabilities to WAI based applications through Rollbar API.
 
 description:    Please see the README on GitHub at
                 <https://github.com/stackbuilders/rollbar-haskell/tree/master/rollbar-wai>
+category:       Network
 homepage:       https://github.com/stackbuilders/rollbar-haskell#readme
 bug-reports:    https://github.com/stackbuilders/rollbar-haskell/issues
 author:         Stack Builders Inc.
@@ -19,7 +20,8 @@
 copyright:      2020 Stack Builders Inc.
 license:        MIT
 license-file:   LICENSE
-tested-with:    GHC ==8.6.5, GHC ==8.8.4, GHC ==8.10.2
+tested-with:
+    GHC ==8.8.4, GHC ==8.10.2
 build-type:     Simple
 extra-source-files:
     README.md
@@ -43,12 +45,12 @@
       src
   ghc-options: -Wall
   build-depends:
-      aeson >=1.4 && <2
-    , base >=4.12 && <5
+      aeson >=2.0 && <3
+    , base >=4.13 && <5
     , bytestring >=0.10 && <1
     , case-insensitive >=1.2 && <2
     , http-types >=0.12 && <1
-    , rollbar-client >=0.1 && <1
+    , rollbar-client >=1.0 && <2
     , text >=1.2 && <2
     , unordered-containers >=0.2 && <1
     , wai >=3.2 && <4
@@ -63,7 +65,7 @@
       example
   ghc-options: -Wall -threaded -rtsopts -with-rtsopts=-N
   build-depends:
-      base >=4.12 && <5
+      base >=4.13 && <5
     , rollbar-client
     , rollbar-wai
     , wai
@@ -87,7 +89,7 @@
       hspec-discover:hspec-discover >=2.7 && <3
   build-depends:
       aeson
-    , base >=4.12 && <5
+    , base >=4.13 && <5
     , hspec >=2.7 && <3
     , http-types
     , mtl >=2.2 && <3
diff --git a/src/Rollbar/Wai.hs b/src/Rollbar/Wai.hs
--- a/src/Rollbar/Wai.hs
+++ b/src/Rollbar/Wai.hs
@@ -16,7 +16,8 @@
   ) where
 
 import qualified Data.CaseInsensitive as CI
-import qualified Data.HashMap.Strict as HM
+import qualified Data.Aeson.KeyMap as KM
+import qualified Data.Aeson.Key as K
 import qualified Data.Text.Encoding as T
 import qualified Network.Wai as W
 import qualified Network.Wai.Parse as W
@@ -27,6 +28,7 @@
 import Control.Monad (void)
 import Control.Monad.IO.Class (MonadIO(..))
 import Data.Aeson
+import Data.Bifunctor (first)
 import Network.HTTP.Types (renderQuery)
 import Rollbar.Client
 
@@ -83,11 +85,11 @@
         , W.rawQueryString req
         ]
     , requestMethod = T.decodeUtf8 $ W.requestMethod req
-    , requestHeaders = HM.fromList $ toHeader <$> W.requestHeaders req
+    , requestHeaders = KM.fromList $ map (first K.fromText) $ toHeader <$> W.requestHeaders req
     , requestParams = mempty
-    , requestGet = HM.fromList $ toQuery <$> W.queryString req
+    , requestGet = KM.fromList $ map (first K.fromText) $ toQuery <$> W.queryString req
     , requestQueryStrings = T.decodeUtf8 $ renderQuery False $ W.queryString req
-    , requestPost = HM.fromList $ fmap toParam params
+    , requestPost = KM.fromList $ map (first K.fromText) $ fmap toParam params
     , requestBody = ""
     , requestUserIp = ""
     }
diff --git a/test/Rollbar/WaiSpec.hs b/test/Rollbar/WaiSpec.hs
--- a/test/Rollbar/WaiSpec.hs
+++ b/test/Rollbar/WaiSpec.hs
@@ -5,7 +5,7 @@
   ( spec
   ) where
 
-import qualified Data.HashMap.Strict as HM
+import qualified Data.Aeson.KeyMap as KM
 import qualified Data.Text as T
 import qualified Network.Wai as W
 import qualified Network.Wai.Handler.Warp as W
@@ -50,7 +50,7 @@
             ( Request
                 { requestUrl = "http://localhost:" <> portAsText <> "/error"
                 , requestMethod = "GET"
-                , requestHeaders = HM.fromList
+                , requestHeaders = KM.fromList
                     [ ("Accept-Encoding", "gzip")
                     , ("Host", String $ "localhost:" <> portAsText)
                     ]