diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,9 @@
+### 3.0.25
+
++ Update stack version to 12.10
+
++ Add missing nullable return annotation to [treePathGetIndices](https://hackage.haskell.org/package/gi-gtk/docs/GI-Gtk-Structs-TreePath.html#v:treePathGetIndices), see [issue 192](https://github.com/haskell-gi/haskell-gi/issues/192).
+
 ### 3.0.24
 
 + Mark the return value of [applicationGetActiveWindow](https://hackage.haskell.org/package/gi-gtk-3.0.24/docs/GI-Gtk-Objects-Application.html#v:applicationGetActiveWindow) as nullable, see [issue 176](https://github.com/haskell-gi/haskell-gi/issues/176).
diff --git a/Gtk.overrides b/Gtk.overrides
--- a/Gtk.overrides
+++ b/Gtk.overrides
@@ -18,6 +18,10 @@
 # https://github.com/haskell-gi/haskell-gi/issues/104
 set-attr Gtk/Builder/add_callback_symbol/@parameters/callback_symbol scope notified
 
+# Missing nullable return annotation, see
+# https://github.com/haskell-gi/haskell-gi/issues/192
+set-attr Gtk/TreePath/get_indices_with_depth/@return-value nullable 1
+
 # Wrong introspection annotation, see
 # https://bugzilla.gnome.org/show_bug.cgi?id=693393
 set-attr Gtk/PrintOperation/create-custom-widget/@return-value transfer-ownership full
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-3.0.24/docs/GI-Gtk.html](https://hackage.haskell.org/package/gi-gtk-3.0.24/docs/GI-Gtk.html)
+[https://hackage.haskell.org/package/gi-gtk-3.0.25/docs/GI-Gtk.html](https://hackage.haskell.org/package/gi-gtk-3.0.25/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/gi-gtk.cabal b/gi-gtk.cabal
--- a/gi-gtk.cabal
+++ b/gi-gtk.cabal
@@ -1,5 +1,5 @@
 name:                 gi-gtk
-version:              3.0.24
+version:              3.0.25
 synopsis:             Gtk bindings
 description:          Bindings for Gtk, autogenerated by haskell-gi.
 homepage:             https://github.com/haskell-gi/haskell-gi
diff --git a/stack.yaml b/stack.yaml
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,3 +1,3 @@
 packages:
 - '.'
-resolver: lts-9.21
+resolver: lts-12.10