diff --git a/Data/GI/Base/Constructible.hs b/Data/GI/Base/Constructible.hs
--- a/Data/GI/Base/Constructible.hs
+++ b/Data/GI/Base/Constructible.hs
@@ -1,5 +1,5 @@
 {-# LANGUAGE DataKinds, FlexibleInstances, MultiParamTypeClasses,
-  UndecidableInstances, KindSignatures, TypeFamilies #-}
+  UndecidableInstances, KindSignatures, TypeFamilies, TypeOperators #-}
 #if !MIN_VERSION_base(4,8,0)
 {-# LANGUAGE OverlappingInstances #-}
 #endif
diff --git a/haskell-gi-base.cabal b/haskell-gi-base.cabal
--- a/haskell-gi-base.cabal
+++ b/haskell-gi-base.cabal
@@ -1,5 +1,5 @@
 name:                haskell-gi-base
-version:             0.26.1
+version:             0.26.2
 synopsis:            Foundation for libraries generated by haskell-gi
 description:         Foundation for libraries generated by haskell-gi
 homepage:            https://github.com/haskell-gi/haskell-gi