1 files changed, 3 insertions, 4 deletions
diff --git a/buildfile b/buildfile
index cbf55f2..9468ebb 100644
--- a/buildfile
+++ b/buildfile
@@ -2,11 +2,10 @@
 # copyright : Copyright (c) 2009-2017 Code Synthesis Tools CC
 # license   : MIT; see accompanying LICENSE file
 
-d = cutl/ tests/
-./: $d doc{INSTALL LICENSE NEWS README version} file{manifest}
-include $d
+./: {*/ -build/ -doc/ -m4/} doc{INSTALL LICENSE NEWS README version} \
+    file{manifest}
 
 # Don't install tests or the INSTALL file.
 #
-dir{tests/}: install = false
+dir{tests/}:     install = false
 doc{INSTALL}@./: install = false