diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,7 @@
+### 3.0.45
+
++ Use haskell-gi 0.27.
+
 ### 3.0.43
 
 + Expose ActionableInterface
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-gtk3-3.0.44/docs/GI-Gtk.html](https://hackage.haskell.org/package/gi-gtk3-3.0.44/docs/GI-Gtk.html)
+[https://hackage.haskell.org/package/gi-gtk3-3.0.45/docs/GI-Gtk.html](https://hackage.haskell.org/package/gi-gtk3-3.0.45/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
@@ -1,6 +1,6 @@
 {-# LANGUAGE OverloadedStrings #-}
 
-import Data.GI.CodeGen.CabalHooks (setupBinding, TaggedOverride(..))
+import Data.GI.CodeGen.CabalHooks (setupBinding, TaggedOverride(..), TaggedPkgConfigVersions(..))
 
 import qualified GI.Atk.Config as Atk
 import qualified GI.GLib.Config as GLib
@@ -13,12 +13,13 @@
 
 
 main :: IO ()
-main = setupBinding name version pkgName pkgVersion verbose overridesFile inheritedOverrides outputDir
+main = setupBinding name version pkgName pkgVersion verbose overridesFile inheritedOverrides depVersions outputDir
   where name = "Gtk"
         version = "3.0"
         pkgName = "gi-gtk3"
-        pkgVersion = "3.0.44"
+        pkgVersion = "3.0.45"
         overridesFile = Just "Gtk.overrides"
         verbose = False
         outputDir = Nothing
         inheritedOverrides = [TaggedOverride "inherited:Atk" Atk.overrides, TaggedOverride "inherited:GLib" GLib.overrides, TaggedOverride "inherited:GObject" GObject.overrides, TaggedOverride "inherited:Gdk" Gdk.overrides, TaggedOverride "inherited:GdkPixbuf" GdkPixbuf.overrides, TaggedOverride "inherited:Gio" Gio.overrides, TaggedOverride "inherited:Pango" Pango.overrides, TaggedOverride "inherited:Cairo" Cairo.overrides]
+        depVersions = [TaggedPkgConfigVersions "Atk" Atk.pkgConfigVersions, TaggedPkgConfigVersions "GLib" GLib.pkgConfigVersions, TaggedPkgConfigVersions "GObject" GObject.pkgConfigVersions, TaggedPkgConfigVersions "Gdk" Gdk.pkgConfigVersions, TaggedPkgConfigVersions "GdkPixbuf" GdkPixbuf.pkgConfigVersions, TaggedPkgConfigVersions "Gio" Gio.pkgConfigVersions, TaggedPkgConfigVersions "Pango" Pango.pkgConfigVersions, TaggedPkgConfigVersions "Cairo" Cairo.pkgConfigVersions]
diff --git a/gi-gtk3.cabal b/gi-gtk3.cabal
--- a/gi-gtk3.cabal
+++ b/gi-gtk3.cabal
@@ -1,5 +1,5 @@
 name:                 gi-gtk3
-version:              3.0.44
+version:              3.0.45
 synopsis:             Gtk 3.x bindings
 description:          Bindings for Gtk 3.x, 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 >= 0.26.14 && < 0.27,
+                     haskell-gi >= 0.27 && < 0.28,
                      gi-cairo == 1.0.*,
                      gi-pango == 1.0.*,
                      gi-gio == 2.0.*,
@@ -35,7 +35,7 @@
       pkgconfig-depends: gtk+-3.0
       build-depends: base >= 4.7 && <5,
                      haskell-gi-base >= 0.26 && < 0.27,
-                     haskell-gi >= 0.26.14 && < 0.27,
+                     haskell-gi >= 0.27 && < 0.28,
                      haskell-gi-overloading < 1.1,
                      gi-cairo == 1.0.*,
                      gi-pango == 1.0.*,