diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,7 @@
+### 1.0.31
+
++ Add overrides for missing out parameters in old Pango versions. (See [issue 486](https://github.com/haskell-gi/haskell-gi/issues/486) for context.)
+
 ### 1.0.30
 
 + Depend on haskell-gi >= 0.26.9 (see [issue 439](https://github.com/haskell-gi/haskell-gi/issues/439))
diff --git a/Pango.overrides b/Pango.overrides
--- a/Pango.overrides
+++ b/Pango.overrides
@@ -13,6 +13,24 @@
 set-attr Pango/Layout/get_size/@parameters/width caller-allocates 0
 set-attr Pango/Layout/get_size/@parameters/height caller-allocates 0
 
+# Older versions of pango (at least up to 1.52) did not annotate the
+# LogAttr arrays to be filled in by these functions as (out
+# caller-allocates), so they were treated as pure input arguments
+# and the results were lost. The parameter was called log_attrs in
+# some of these versions, and attrs in others. Newer versions of
+# pango have the right annotations, so these are no-ops there.
+# https://github.com/haskell-gi/haskell-gi/issues/486
+set-attr Pango/get_log_attrs/@parameters/attrs direction out
+set-attr Pango/get_log_attrs/@parameters/attrs caller-allocates 1
+set-attr Pango/get_log_attrs/@parameters/log_attrs direction out
+set-attr Pango/get_log_attrs/@parameters/log_attrs caller-allocates 1
+set-attr Pango/tailor_break/@parameters/attrs direction out
+set-attr Pango/tailor_break/@parameters/attrs caller-allocates 1
+set-attr Pango/tailor_break/@parameters/log_attrs direction out
+set-attr Pango/tailor_break/@parameters/log_attrs caller-allocates 1
+set-attr Pango/break/@parameters/attrs direction out
+set-attr Pango/break/@parameters/attrs caller-allocates 1
+
 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-1.0.30/docs/GI-Pango.html](https://hackage.haskell.org/package/gi-pango-1.0.30/docs/GI-Pango.html)
+[https://hackage.haskell.org/package/gi-pango-1.0.31/docs/GI-Pango.html](https://hackage.haskell.org/package/gi-pango-1.0.31/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/Setup.hs b/Setup.hs
--- a/Setup.hs
+++ b/Setup.hs
@@ -13,7 +13,7 @@
   where name = "Pango"
         version = "1.0"
         pkgName = "gi-pango"
-        pkgVersion = "1.0.30"
+        pkgVersion = "1.0.31"
         overridesFile = Just "Pango.overrides"
         verbose = False
         outputDir = Nothing
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:              1.0.30
+version:              1.0.31
 synopsis:             Pango bindings
 description:          Bindings for Pango, 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 >= 0.26.9 && < 0.27,
+                     haskell-gi >= 0.26.14 && < 0.27,
                      gi-gobject == 2.0.*,
                      gi-gio == 2.0.*,
                      gi-glib == 2.0.*,
@@ -31,7 +31,7 @@
       pkgconfig-depends: pango >= 1.0 && < 2
       build-depends: base >= 4.7 && <5,
                      haskell-gi-base >= 0.26 && < 0.27,
-                     haskell-gi >= 0.26.9 && < 0.27,
+                     haskell-gi >= 0.26.14 && < 0.27,
                      haskell-gi-overloading < 1.1,
                      gi-gobject == 2.0.*,
                      gi-gio == 2.0.*,