diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,7 @@
+### 4.0.9
+
++ Depend on haskell-gi >= 0.26.9 (see [issue 439](https://github.com/haskell-gi/haskell-gi/issues/439))
+
 ### 4.0.8
 
 + Bump base lower bound
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Documentation
 Autogenerated documentation for this package can be found at
 
-[https://hackage.haskell.org/package/gi-gtk-4.0.8/docs/GI-Gtk.html](https://hackage.haskell.org/package/gi-gtk-4.0.8/docs/GI-Gtk.html)
+[https://hackage.haskell.org/package/gi-gtk-4.0.9/docs/GI-Gtk.html](https://hackage.haskell.org/package/gi-gtk-4.0.9/docs/GI-Gtk.html)
 
 For general documentation on using [haskell-gi](https://github.com/haskell-gi/haskell-gi) based bindings, see [the project page](https://github.com/haskell-gi/haskell-gi) or [the Wiki](https://github.com/haskell-gi/haskell-gi/wiki).
diff --git a/Setup.hs b/Setup.hs
--- a/Setup.hs
+++ b/Setup.hs
@@ -18,7 +18,7 @@
   where name = "Gtk"
         version = "4.0"
         pkgName = "gi-gtk"
-        pkgVersion = "4.0.8"
+        pkgVersion = "4.0.9"
         overridesFile = Just "Gtk.overrides"
         verbose = False
         outputDir = Nothing
diff --git a/gi-gtk.cabal b/gi-gtk.cabal
--- a/gi-gtk.cabal
+++ b/gi-gtk.cabal
@@ -1,5 +1,5 @@
 name:                 gi-gtk
-version:              4.0.8
+version:              4.0.9
 synopsis:             Gtk bindings
 description:          Bindings for Gtk, autogenerated by haskell-gi.
 homepage:             https://github.com/haskell-gi/haskell-gi
@@ -16,7 +16,7 @@
 custom-setup
       setup-depends: base >= 4.11 && < 5,
                      Cabal >= 1.24 && < 4,
-                     haskell-gi >= 0.26 && < 0.27,
+                     haskell-gi >= 0.26.9 && < 0.27,
                      gi-cairo == 1.0.*,
                      gi-pango == 1.0.*,
                      gi-gio == 2.0.*,
@@ -37,7 +37,7 @@
       pkgconfig-depends: gtk4
       build-depends: base >= 4.9 && <5,
                      haskell-gi-base >= 0.26 && < 0.27,
-                     haskell-gi >= 0.26 && < 0.27,
+                     haskell-gi >= 0.26.9 && < 0.27,
                      haskell-gi-overloading < 1.1,
                      gi-cairo == 1.0.*,
                      gi-pango == 1.0.*,
@@ -75,6 +75,7 @@
                        GI.Gtk.Interfaces,
                        GI.Gtk.Interfaces.Accessible,
                        GI.Gtk.Interfaces.AccessibleRange,
+                       GI.Gtk.Interfaces.AccessibleText,
                        GI.Gtk.Interfaces.Actionable,
                        GI.Gtk.Interfaces.AppChooser,
                        GI.Gtk.Interfaces.Buildable,
@@ -91,6 +92,7 @@
                        GI.Gtk.Interfaces.PrintOperationPreview,
                        GI.Gtk.Interfaces.Root,
                        GI.Gtk.Interfaces.Scrollable,
+                       GI.Gtk.Interfaces.SectionModel,
                        GI.Gtk.Interfaces.SelectionModel,
                        GI.Gtk.Interfaces.ShortcutManager,
                        GI.Gtk.Interfaces.StyleProvider,
@@ -151,7 +153,9 @@
                        GI.Gtk.Objects.ColorDialog,
                        GI.Gtk.Objects.ColorDialogButton,
                        GI.Gtk.Objects.ColumnView,
+                       GI.Gtk.Objects.ColumnViewCell,
                        GI.Gtk.Objects.ColumnViewColumn,
+                       GI.Gtk.Objects.ColumnViewRow,
                        GI.Gtk.Objects.ColumnViewSorter,
                        GI.Gtk.Objects.ComboBox,
                        GI.Gtk.Objects.ComboBoxText,
@@ -218,6 +222,7 @@
                        GI.Gtk.Objects.GestureStylus,
                        GI.Gtk.Objects.GestureSwipe,
                        GI.Gtk.Objects.GestureZoom,
+                       GI.Gtk.Objects.GraphicsOffload,
                        GI.Gtk.Objects.Grid,
                        GI.Gtk.Objects.GridLayout,
                        GI.Gtk.Objects.GridLayoutChild,
@@ -241,6 +246,7 @@
                        GI.Gtk.Objects.ListBase,
                        GI.Gtk.Objects.ListBox,
                        GI.Gtk.Objects.ListBoxRow,
+                       GI.Gtk.Objects.ListHeader,
                        GI.Gtk.Objects.ListItem,
                        GI.Gtk.Objects.ListItemFactory,
                        GI.Gtk.Objects.ListStore,
@@ -282,6 +288,7 @@
                        GI.Gtk.Objects.PopoverMenu,
                        GI.Gtk.Objects.PopoverMenuBar,
                        GI.Gtk.Objects.PrintContext,
+                       GI.Gtk.Objects.PrintDialog,
                        GI.Gtk.Objects.PrintJob,
                        GI.Gtk.Objects.PrintOperation,
                        GI.Gtk.Objects.PrintSettings,
@@ -361,6 +368,8 @@
                        GI.Gtk.Objects.WindowGroup,
                        GI.Gtk.Objects.WindowHandle,
                        GI.Gtk.Structs,
+                       GI.Gtk.Structs.AccessibleList,
+                       GI.Gtk.Structs.AccessibleTextRange,
                        GI.Gtk.Structs.Bitset,
                        GI.Gtk.Structs.BitsetIter,
                        GI.Gtk.Structs.Border,
@@ -374,10 +383,12 @@
                        GI.Gtk.Structs.PageRange,
                        GI.Gtk.Structs.PaperSize,
                        GI.Gtk.Structs.PrintBackend,
+                       GI.Gtk.Structs.PrintSetup,
                        GI.Gtk.Structs.RecentData,
                        GI.Gtk.Structs.RecentInfo,
                        GI.Gtk.Structs.RequestedSize,
                        GI.Gtk.Structs.Requisition,
+                       GI.Gtk.Structs.ScrollInfo,
                        GI.Gtk.Structs.TextIter,
                        GI.Gtk.Structs.TreeIter,
                        GI.Gtk.Structs.TreePath,
@@ -394,6 +405,7 @@
                        GI.Gtk.Interfaces,
                        GI.Gtk.Interfaces.Accessible,
                        GI.Gtk.Interfaces.AccessibleRange,
+                       GI.Gtk.Interfaces.AccessibleText,
                        GI.Gtk.Interfaces.Actionable,
                        GI.Gtk.Interfaces.AppChooser,
                        GI.Gtk.Interfaces.Buildable,
@@ -410,6 +422,7 @@
                        GI.Gtk.Interfaces.PrintOperationPreview,
                        GI.Gtk.Interfaces.Root,
                        GI.Gtk.Interfaces.Scrollable,
+                       GI.Gtk.Interfaces.SectionModel,
                        GI.Gtk.Interfaces.SelectionModel,
                        GI.Gtk.Interfaces.ShortcutManager,
                        GI.Gtk.Interfaces.StyleProvider,
@@ -470,7 +483,9 @@
                        GI.Gtk.Objects.ColorDialog,
                        GI.Gtk.Objects.ColorDialogButton,
                        GI.Gtk.Objects.ColumnView,
+                       GI.Gtk.Objects.ColumnViewCell,
                        GI.Gtk.Objects.ColumnViewColumn,
+                       GI.Gtk.Objects.ColumnViewRow,
                        GI.Gtk.Objects.ColumnViewSorter,
                        GI.Gtk.Objects.ComboBox,
                        GI.Gtk.Objects.ComboBoxText,
@@ -537,6 +552,7 @@
                        GI.Gtk.Objects.GestureStylus,
                        GI.Gtk.Objects.GestureSwipe,
                        GI.Gtk.Objects.GestureZoom,
+                       GI.Gtk.Objects.GraphicsOffload,
                        GI.Gtk.Objects.Grid,
                        GI.Gtk.Objects.GridLayout,
                        GI.Gtk.Objects.GridLayoutChild,
@@ -560,6 +576,7 @@
                        GI.Gtk.Objects.ListBase,
                        GI.Gtk.Objects.ListBox,
                        GI.Gtk.Objects.ListBoxRow,
+                       GI.Gtk.Objects.ListHeader,
                        GI.Gtk.Objects.ListItem,
                        GI.Gtk.Objects.ListItemFactory,
                        GI.Gtk.Objects.ListStore,
@@ -601,6 +618,7 @@
                        GI.Gtk.Objects.PopoverMenu,
                        GI.Gtk.Objects.PopoverMenuBar,
                        GI.Gtk.Objects.PrintContext,
+                       GI.Gtk.Objects.PrintDialog,
                        GI.Gtk.Objects.PrintJob,
                        GI.Gtk.Objects.PrintOperation,
                        GI.Gtk.Objects.PrintSettings,
@@ -680,6 +698,8 @@
                        GI.Gtk.Objects.WindowGroup,
                        GI.Gtk.Objects.WindowHandle,
                        GI.Gtk.Structs,
+                       GI.Gtk.Structs.AccessibleList,
+                       GI.Gtk.Structs.AccessibleTextRange,
                        GI.Gtk.Structs.Bitset,
                        GI.Gtk.Structs.BitsetIter,
                        GI.Gtk.Structs.Border,
@@ -693,10 +713,12 @@
                        GI.Gtk.Structs.PageRange,
                        GI.Gtk.Structs.PaperSize,
                        GI.Gtk.Structs.PrintBackend,
+                       GI.Gtk.Structs.PrintSetup,
                        GI.Gtk.Structs.RecentData,
                        GI.Gtk.Structs.RecentInfo,
                        GI.Gtk.Structs.RequestedSize,
                        GI.Gtk.Structs.Requisition,
+                       GI.Gtk.Structs.ScrollInfo,
                        GI.Gtk.Structs.TextIter,
                        GI.Gtk.Structs.TreeIter,
                        GI.Gtk.Structs.TreePath,
