diff --git a/benchmarks/Main.hs b/benchmarks/Main.hs
index 71a5000..600f37b 100644
--- a/benchmarks/Main.hs
+++ b/benchmarks/Main.hs
@@ -31,8 +31,6 @@ main =
 
 -- * Sessions
 
--------------------------
-
 sessionWithManySmallParameters :: Vector (Int64, Int64) -> B.Session ()
 sessionWithManySmallParameters =
   error "TODO: sessionWithManySmallParameters"
@@ -55,8 +53,6 @@ sessionWithManySmallResults =
 
 -- * Statements
 
--------------------------
-
 statementWithManyParameters :: C.Statement (Vector (Int64, Int64)) ()
 statementWithManyParameters =
   error "TODO: statementWithManyParameters"
diff --git a/library/Hasql/Private/Decoders.hs b/library/Hasql/Private/Decoders.hs
index fbf78e8..bb3b63b 100644
--- a/library/Hasql/Private/Decoders.hs
+++ b/library/Hasql/Private/Decoders.hs
@@ -19,8 +19,6 @@ import qualified PostgreSQL.Binary.Decoding as A
 
 -- * Result
 
--------------------------
-
 -- |
 -- Decoder of a query result.
 newtype Result a = Result (Results.Results a) deriving (Functor)
@@ -52,8 +50,6 @@ refineResult refiner (Result results) = Result (Results.refine refiner results)
 
 -- ** Multi-row traversers
 
--------------------------
-
 -- |
 -- Foldl multiple rows.
 {-# INLINEABLE foldlRows #-}
@@ -68,8 +64,6 @@ foldrRows step init (Row row) = Result (Results.single (Result.foldr step init r
 
 -- ** Specialized multi-row results
 
--------------------------
-
 -- |
 -- Maybe one row or none.
 {-# INLINEABLE rowMaybe #-}
@@ -93,8 +87,6 @@ rowList = foldrRows strictCons []
 
 -- * Row
 
--------------------------
-
 -- |
 -- Decoder of an individual row,
 -- which gets composed of column value decoders.
@@ -118,8 +110,6 @@ column = \case
 
 -- * Nullability
 
--------------------------
-
 -- |
 -- Extensional specification of nullability over a generic decoder.
 data NullableOrNot decoder a where
@@ -138,8 +128,6 @@ nullable = Nullable
 
 -- * Value
 
--------------------------
-
 -- |
 -- Decoder of a value.
 newtype Value a = Value (Value.Value a)
@@ -371,8 +359,6 @@ composite (Composite imp) = Value (Value.decoder (Composite.run imp))
 
 -- * Array decoders
 
--------------------------
-
 -- |
 -- A generic array decoder.
 --
@@ -410,8 +396,6 @@ element = \case
 
 -- * Composite decoders
 
--------------------------
-
 -- |
 -- Composable decoder of composite values (rows, records).
 newtype Composite a = Composite (Composite.Composite a)
diff --git a/library/Hasql/Private/Decoders/Row.hs b/library/Hasql/Private/Decoders/Row.hs
index 540cd8a..9a0c0a7 100644
--- a/library/Hasql/Private/Decoders/Row.hs
+++ b/library/Hasql/Private/Decoders/Row.hs
@@ -18,8 +18,6 @@ data Env
 
 -- * Functions
 
--------------------------
-
 {-# INLINE run #-}
 run :: Row a -> (LibPQ.Result, LibPQ.Row, LibPQ.Column, Bool) -> IO (Either (Int, RowError) a)
 run (Row impl) (result, row, columnsAmount, integerDatetimes) =
diff --git a/library/Hasql/Private/Encoders.hs b/library/Hasql/Private/Encoders.hs
index 52c72ad..6addf8a 100644
--- a/library/Hasql/Private/Encoders.hs
+++ b/library/Hasql/Private/Encoders.hs
@@ -16,8 +16,6 @@ import qualified Text.Builder as C
 
 -- * Parameters Product Encoder
 
--------------------------
-
 -- |
 -- Encoder of some representation of a parameters product.
 --
@@ -80,8 +78,6 @@ param = \case
 
 -- * Nullability
 
--------------------------
-
 -- |
 -- Extensional specification of nullability over a generic encoder.
 data NullableOrNot encoder a where
@@ -100,8 +96,6 @@ nullable = Nullable
 
 -- * Value
 
--------------------------
-
 -- |
 -- Value encoder.
 newtype Value a = Value (Value.Value a)
@@ -308,8 +302,6 @@ foldableArray = array . dimension foldl' . element
 
 -- * Array
 
--------------------------
-
 -- |
 -- Generic array encoder.
 --
diff --git a/library/Hasql/Private/PTI.hs b/library/Hasql/Private/PTI.hs
index 254d03e..e6a6569 100644
--- a/library/Hasql/Private/PTI.hs
+++ b/library/Hasql/Private/PTI.hs
@@ -19,8 +19,6 @@ mkPTI format oid arrayOID =
 
 -- * Constants
 
--------------------------
-
 abstime = mkPTI LibPQ.Binary 702 (Just 1023)
 
 aclitem = mkPTI LibPQ.Binary 1033 (Just 1034)