diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,11 @@
+### 2.0.29
+
++ Bump base lower bound
+
+### 2.0.28
+
++ Bump base lower bound
+
 ### 2.0.27
 
 + Relax constraint on text
diff --git a/GLib.overrides b/GLib.overrides
--- a/GLib.overrides
+++ b/GLib.overrides
@@ -6,24 +6,8 @@
 # The test_data argument is not marked as a closure.
 ignore test_add_data_func_full
 
-# "items_read" and "items_written" are out parameters, but they are
-# marked as in parameters the introspection data.
-ignore utf16_to_ucs4
-ignore utf16_to_utf8
-ignore utf8_to_ucs4
-ignore utf8_to_ucs4_fast
-ignore utf8_to_utf16
-
 # "result" parameter is an array, but it is not marked as such.
 ignore unichar_fully_decompose
-
-# The first argument is marked as g_unichar, but it is really an array
-# of g_unichar.
-ignore ucs4_to_utf16
-ignore ucs4_to_utf8
-
-# "line_number" is not marked as out.
-ignore MarkupParseContext.get_position
 
 # These require more complex logic.
 ignore base64_decode_step
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-glib-2.0.27/docs/GI-GLib.html](https://hackage.haskell.org/package/gi-glib-2.0.27/docs/GI-GLib.html)
+[https://hackage.haskell.org/package/gi-glib-2.0.29/docs/GI-GLib.html](https://hackage.haskell.org/package/gi-glib-2.0.29/docs/GI-GLib.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
@@ -9,7 +9,7 @@
   where name = "GLib"
         version = "2.0"
         pkgName = "gi-glib"
-        pkgVersion = "2.0.27"
+        pkgVersion = "2.0.29"
         overridesFile = Just "GLib.overrides"
         verbose = False
         outputDir = Nothing
diff --git a/gi-glib.cabal b/gi-glib.cabal
--- a/gi-glib.cabal
+++ b/gi-glib.cabal
@@ -1,5 +1,5 @@
 name:                 gi-glib
-version:              2.0.27
+version:              2.0.29
 synopsis:             GLib bindings
 description:          Bindings for GLib, autogenerated by haskell-gi.
 homepage:             https://github.com/haskell-gi/haskell-gi
@@ -14,8 +14,8 @@
 extra-source-files: README.md ChangeLog.md stack.yaml GLib.overrides
 
 custom-setup
-      setup-depends: base >= 4.9 && < 5,
-                     Cabal >= 1.24,
+      setup-depends: base >= 4.11 && < 5,
+                     Cabal >= 1.24 && < 4,
                      haskell-gi >= 0.26 && < 0.27
 
 library
@@ -84,6 +84,7 @@
                        GI.GLib.Structs.OptionContext,
                        GI.GLib.Structs.OptionEntry,
                        GI.GLib.Structs.OptionGroup,
+                       GI.GLib.Structs.PathBuf,
                        GI.GLib.Structs.PatternSpec,
                        GI.GLib.Structs.PollFD,
                        GI.GLib.Structs.PtrArray,
@@ -166,6 +167,7 @@
                        GI.GLib.Structs.OptionContext,
                        GI.GLib.Structs.OptionEntry,
                        GI.GLib.Structs.OptionGroup,
+                       GI.GLib.Structs.PathBuf,
                        GI.GLib.Structs.PatternSpec,
                        GI.GLib.Structs.PollFD,
                        GI.GLib.Structs.PtrArray,