diff --git a/Makefile.in b/Makefile.in
index ea0ca78..78d3ffa 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -162,6 +162,7 @@ mandir = @mandir@
 mkdir_p = @mkdir_p@
 oldincludedir = @oldincludedir@
 prefix = @prefix@
+datarootdir = @datarootdir@
 program_transform_name = @program_transform_name@
 sbindir = @sbindir@
 sharedstatedir = @sharedstatedir@