diff --git a/buildpkg.functions b/buildpkg.functions
index 8c8412b..251338a 100644
--- a/buildpkg.functions
+++ b/buildpkg.functions
@@ -93,6 +93,7 @@ _libdir=lib
 _sharedir=share
 _mandir=man
 _infodir=info
+_includedir=include
 
 tmpdir=/tmp