diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Change log
 
+## 0.3.0.1
+
+* Minor Haddock updates
+
 ## 0.3.0.0
 
 * Remove deprecated `(.@)` operator
diff --git a/library/Control/Monad/Logger/Aeson/Internal.hs b/library/Control/Monad/Logger/Aeson/Internal.hs
--- a/library/Control/Monad/Logger/Aeson/Internal.hs
+++ b/library/Control/Monad/Logger/Aeson/Internal.hs
@@ -106,6 +106,8 @@
 -- key-value pair, whereas a 'Series' encapsulates zero or more key-value pairs.
 --
 -- Values of this type are only created via '(.=)' from @aeson@.
+--
+-- @since 0.3.0.0
 newtype SeriesElem = UnsafeSeriesElem
   { unSeriesElem :: Series
   } deriving (KeyValue) via Series
diff --git a/monad-logger-aeson.cabal b/monad-logger-aeson.cabal
--- a/monad-logger-aeson.cabal
+++ b/monad-logger-aeson.cabal
@@ -5,7 +5,7 @@
 -- see: https://github.com/sol/hpack
 
 name:           monad-logger-aeson
-version:        0.3.0.0
+version:        0.3.0.1
 synopsis:       JSON logging using monad-logger interface
 description:    @monad-logger-aeson@ provides structured JSON logging using @monad-logger@'s
                 interface.
diff --git a/package.yaml b/package.yaml
--- a/package.yaml
+++ b/package.yaml
@@ -1,5 +1,5 @@
 name: monad-logger-aeson
-version: '0.3.0.0'
+version: '0.3.0.1'
 github: "jship/monad-logger-aeson"
 license: MIT
 license-file: LICENSE.md