diff --git a/Data/Text/Glyphize.hs b/Data/Text/Glyphize.hs
--- a/Data/Text/Glyphize.hs
+++ b/Data/Text/Glyphize.hs
@@ -31,6 +31,7 @@
 
 import Data.Text.Glyphize.Font
 import Data.Text.Glyphize.Buffer
+import Data.Text.Glyphize.Oom
 
 import System.IO.Unsafe (unsafePerformIO)
 import Foreign.Ptr (Ptr(..))
diff --git a/harfbuzz-pure.cabal b/harfbuzz-pure.cabal
--- a/harfbuzz-pure.cabal
+++ b/harfbuzz-pure.cabal
@@ -10,7 +10,7 @@
 -- PVP summary:      +-+------- breaking API changes
 --                   | | +----- non-breaking API additions
 --                   | | | +--- code changes with no API change
-version:             1.0.3.0
+version:             1.0.3.1
 
 -- A short (one-line) description of the package.
 synopsis:            Pure-functional Harfbuzz language bindings