diff --git a/ChangeLog.md b/ChangeLog.md
new file mode 100644
--- /dev/null
+++ b/ChangeLog.md
@@ -0,0 +1,3 @@
+### 1.0.12
+
+Fix [#78](https://github.com/haskell-gi/haskell-gi/issues/78). This makes the [layoutGetSize](https://hackage.haskell.org/package/gi-pango/docs/GI-Pango-Objects-Layout.html#v:layoutGetSize) method available.
diff --git a/Pango.overrides b/Pango.overrides
--- a/Pango.overrides
+++ b/Pango.overrides
@@ -7,6 +7,12 @@
 # https://mail.gnome.org/archives/gir-devel-list/2016-October/msg00000.html
 set-attr Pango/Matrix/transform_pixel_rectangle/@parameters/rect direction in
 
+# Wrongly annotated as caller-allocates
+# https://github.com/haskell-gi/haskell-gi/issues/78
+# https://bugzilla.gnome.org/show_bug.cgi?id=779232
+set-attr Pango/Layout/get_size/@parameters/width caller-allocates 0
+set-attr Pango/Layout/get_size/@parameters/height caller-allocates 0
+
 set-attr Pango/AttrFontDesc/new introspectable 1
 set-attr Pango/AttrFontFeatures/new introspectable 1
 set-attr Pango/AttrLanguage/new introspectable 1
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-pango-1.0.11/docs/GI-Pango.html
+[https://hackage.haskell.org/package/gi-pango-1.0.12/docs/GI-Pango.html](https://hackage.haskell.org/package/gi-pango-1.0.12/docs/GI-Pango.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-pango.cabal b/gi-pango.cabal
--- a/gi-pango.cabal
+++ b/gi-pango.cabal
@@ -1,5 +1,5 @@
 name:                 gi-pango
-version:              1.0.11
+version:              1.0.12
 synopsis:             Pango bindings
 description:          Bindings for Pango, autogenerated by haskell-gi.
 homepage:             https://github.com/haskell-gi/haskell-gi
@@ -11,7 +11,7 @@
 build-type:           Custom
 cabal-version:        >= 1.24
 
-extra-source-files: README.md stack.yaml Pango.overrides
+extra-source-files: README.md ChangeLog.md stack.yaml Pango.overrides
 
 custom-setup
       setup-depends: base >= 4.7 && < 5,