diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## 3.1.0
+### Changed
+* Support for inflections-0.3 (fixed buildability). Tested with LTS 8.5
+
 ## 3.0.1
 ### Changed
 * Buildability with ghc-8.0.1
diff --git a/example/Main.hs b/example/Main.hs
--- a/example/Main.hs
+++ b/example/Main.hs
@@ -1,9 +1,9 @@
 module Main where
 
+import Data.Char
 import Data.Text (Text)
 import Data.Time
 import Database.PostgreSQL.Query
-import Text.Inflections
 
 -- | Example enum type to check out how 'derivePgEnum' works
 data Species
@@ -11,7 +11,7 @@
   | Cat
   | Snake
 
-derivePgEnum toUnderscore ''Species
+derivePgEnum (map toLower) ''Species
 
 -- | Example structure to check out how 'deriveFromRow' works
 data AnimalInfo = AnimalInfo
diff --git a/postgresql-query.cabal b/postgresql-query.cabal
--- a/postgresql-query.cabal
+++ b/postgresql-query.cabal
@@ -1,5 +1,5 @@
 name:                postgresql-query
-version:             3.0.1
+version:             3.1.0
 
 synopsis: Sql interpolating quasiquote plus some kind of primitive ORM
           using it
@@ -81,7 +81,7 @@
                , haskell-src-meta
                , hreader                       >= 1.0.0   && < 2.0.0
                , hset                          >= 2.0.0   && < 3.0.0
-               , inflections                   >= 0.2     && < 0.3
+               , inflections                   >= 0.2     && < 0.4
                , monad-control                 == 0.3.3.1 || > 1.0.0.3
                , monad-logger
                , mtl
@@ -145,7 +145,6 @@
                     , TemplateHaskell
 
   build-depends: base
-               , inflections
                , postgresql-query
                , text
                , time
diff --git a/src/Database/PostgreSQL/Query/TH/Entity.hs b/src/Database/PostgreSQL/Query/TH/Entity.hs
--- a/src/Database/PostgreSQL/Query/TH/Entity.hs
+++ b/src/Database/PostgreSQL/Query/TH/Entity.hs
@@ -7,6 +7,7 @@
 
 import Data.Default
 import Data.String
+import Data.Text (pack, unpack)
 import Database.PostgreSQL.Query.Entity.Class
 import Database.PostgreSQL.Query.TH.Common
 import Database.PostgreSQL.Query.Types ( FN(..) )
@@ -29,6 +30,7 @@
     , eoIdType         :: Name             -- ^ Base type for Id
     } deriving (Generic)
 
+#if !MIN_VERSION_inflections(0,3,0)
 instance Default EntityOptions where
   def = EntityOptions
         { eoTableName     = toUnderscore
@@ -37,6 +39,21 @@
                             , ''FromField, ''ToField ]
         , eoIdType        = ''Integer
         }
+#else
+instance Default EntityOptions where
+  def = EntityOptions
+        { eoTableName     = toUnderscore'
+        , eoColumnNames   = toUnderscore'
+        , eoDeriveClasses = [ ''Ord, ''Eq, ''Show
+                            , ''FromField, ''ToField ]
+        , eoIdType        = ''Integer
+        }
+
+toUnderscore' :: String -> String
+toUnderscore' s = case toUnderscore $ pack s of
+  Left er -> error $ "toUnderscore: " ++ show er
+  Right a -> unpack a
+#endif
 
 {- | Derives instance for 'Entity' using type name and field names. Also
 generates type synonim for ID. E.g. code like this: