diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@
 
 or
 
-    $ stack install --resolver lts-8.22 sbp # (LTS-8)
+    $ stack install --resolver lts-8.23 sbp # (LTS-8)
 
 Note that we explicitly specify the resolvers to use, as installing `libsbp` may
 fail to build with more recent resolvers.
diff --git a/sbp.cabal b/sbp.cabal
--- a/sbp.cabal
+++ b/sbp.cabal
@@ -1,5 +1,5 @@
 name: sbp
-version: 2.2.10
+version: 2.2.11
 cabal-version: >=1.22
 build-type: Simple
 license: LGPL-3
diff --git a/src/SwiftNav/SBP/TH.hs b/src/SwiftNav/SBP/TH.hs
--- a/src/SwiftNav/SBP/TH.hs
+++ b/src/SwiftNav/SBP/TH.hs
@@ -16,14 +16,14 @@
   , makeJSON
   ) where
 
-import BasicPrelude         hiding (length)
-import Control.Lens
-import Data.Aeson.TH
-import Data.Binary
-import Data.ByteString
-import Data.ByteString.Lazy hiding (length)
-import Language.Haskell.TH
-import SwiftNav.SBP.Types
+import           BasicPrelude
+import           Control.Lens
+import           Data.Aeson.TH
+import           Data.Binary
+import qualified Data.ByteString      as BS
+import qualified Data.ByteString.Lazy as LBS
+import           Language.Haskell.TH
+import           SwiftNav.SBP.Types
 
 -- | Derive ToSBP typeclass, given an SBP message type name and the
 -- name of the implemented type.
@@ -32,8 +32,8 @@
   [d|instance ToSBP $(conT name) where
        toSBP m senderID = encoded & msgSBPCrc .~ checkCrc encoded
          where
-           payload = toStrict $ encode m
-           len     = fromIntegral $ length payload
+           payload = LBS.toStrict $ encode m
+           len     = fromIntegral $ BS.length payload
            encoded = Msg $(varE msgType) senderID len (Bytes payload) 0
     |]