diff --git a/hzenity.cabal b/hzenity.cabal
--- a/hzenity.cabal
+++ b/hzenity.cabal
@@ -1,5 +1,5 @@
 name:                hzenity
-version:             0.1
+version:             0.2
 synopsis:            Haskell interface to Zenity dialogs
 description:         This is a Haskell wrapper around the
                      <https://en.wikipedia.org/wiki/Zenity Zenity> dialog
@@ -7,7 +7,6 @@
                      .
                      Examples can be found in the <https://github.com/emilaxelsson/hzenity/tree/master/examples examples/>
                      directory.
-homepage:            https://github.com/emilaxelsson/hzenity
 license:             BSD3
 license-file:        LICENSE
 author:              Emil Axelsson
diff --git a/src/Zenity.hs b/src/Zenity.hs
--- a/src/Zenity.hs
+++ b/src/Zenity.hs
@@ -200,8 +200,10 @@
     , boolParam confirmOverwrite "--confirm-overwrite"
     ]
 
--- | Flags for the 'Error' and 'Info' dialogs
+-- | Flags for the 'Error', 'Info', 'Notification' and 'Warning' dialogs
 --
+-- Note: 'noWrap' and 'noMarkup' have no effect on 'Notification' dialogs.
+--
 -- Use 'def' for default flags.
 data InfoFlags = InfoFlags
   { text :: Maybe Text -- ^ Dialog text
@@ -363,12 +365,12 @@
   MultiFileSelection :: FileSelectionFlags -> Dialog [FilePath]
   Info :: InfoFlags -> Dialog ()
   List :: ListType a -> ListFlags -> Matrix -> Dialog a
+  Notification :: InfoFlags -> Dialog ()
+  Warning :: InfoFlags -> Dialog ()
   -- TODO:
-  -- Notification
   -- Progress
   -- Question
   -- TextInfo
-  -- Warning
   -- Scale
   -- ColorSelection
   -- Password
@@ -461,6 +463,12 @@
   "\n" :
   "--checklist" :
   serializeParam (shiftColumns flags) ++ matrixFlags (addSelectionColumn h mat)
+zenity cfg (Notification flags) =
+  void $ callZenity cfg $ "--notification" : serializeParam flags'
+  where
+    flags' = flags {noWrap = False, noMarkup = False}
+zenity cfg (Warning flags) =
+  void $ callZenity cfg $ "--warning" : serializeParam flags