diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for seakale-postgresql
 
+## 0.2.0.0 -- 2017-02-23
+
+* Compatible version with seakale-0.2.0.0
+
 ## 0.1.1.0 -- 2017-02-17
 
 * PSQL now takes a Bool to specify whether to log the queries to stderr
diff --git a/seakale-postgresql.cabal b/seakale-postgresql.cabal
--- a/seakale-postgresql.cabal
+++ b/seakale-postgresql.cabal
@@ -1,5 +1,5 @@
 name:                  seakale-postgresql
-version:               0.1.1.0
+version:               0.2.0.0
 synopsis:              PostgreSQL backend for Seakale
 description:           This package provides a way to run code written with Seakale with a PostgreSQL database.
 license:               BSD3
@@ -14,7 +14,7 @@
 source-repository head
   type:                darcs
   location:            http://darcs.redspline.com/seakale
-  tag:                 seakale-postgresql-0.1.1.0
+  tag:                 seakale-postgresql-0.2.0.0
 
 library
   ghc-options:         -Wall
@@ -37,7 +37,7 @@
                        Database.Seakale.PostgreSQL.ToRow
 
   build-depends:       base >=4.8 && <4.10
-                     , seakale ==0.1.*
+                     , seakale ==0.2.*
                      , postgresql-libpq
                      , bytestring
                      , mtl
diff --git a/src/Database/Seakale/PostgreSQL/ToRow.hs b/src/Database/Seakale/PostgreSQL/ToRow.hs
--- a/src/Database/Seakale/PostgreSQL/ToRow.hs
+++ b/src/Database/Seakale/PostgreSQL/ToRow.hs
@@ -6,6 +6,7 @@
   ) where
 
 import           Data.List
+import           Data.Maybe
 import           Data.Monoid
 import           Data.Time
 import qualified Data.ByteString.Char8 as BS
@@ -17,8 +18,8 @@
 
 instance ToRow PSQL One Bool where
   toRow _ = \case
-    True  -> Cons "'t'" Nil
-    False -> Cons "'f'" Nil
+    True  -> Cons (Just "'t'") Nil
+    False -> Cons (Just "'f'") Nil
 
 instance ToRow PSQL One UTCTime where
   toRow backend = toRow backend . formatTime defaultTimeLocale "%F %T%QZ"
@@ -28,9 +29,9 @@
 
 instance {-# OVERLAPPABLE #-} ToRow PSQL One a => ToRow PSQL One [a] where
   toRow backend =
-    singleton . ("'{" <>) . (<> "}'") . mconcat . intersperse ","
+    singleton . Just . ("'{" <>) . (<> "}'") . mconcat . intersperse ","
     . map (("\"" <>) . (<> "\"") . escapeByteString)
-    . (>>= vectorToList . toRow backend)
+    . (>>= map (fromMaybe "NULL") . vectorToList . toRow backend)
 
 escapeByteString :: BS.ByteString -> BS.ByteString
 escapeByteString bs =