diff --git a/trunk/include/Makefile.am b/trunk/include/Makefile.am
index 57e3ff4..14e40ec 100644
--- a/trunk/include/Makefile.am
+++ b/trunk/include/Makefile.am
@@ -2,6 +2,11 @@ SUBDIRS = \
 	sj3common \
 	sj3compat \
 	sj3core \
-	sj3lib \
-	sj3lua \
-	sj3rkcv
+	sj3lua
+
+if BUILDABLE_SJ3CLIENT
+SUBDIRS+=sj3lib
+endif
+if BUILDABLE_SJ3DEMO
+SUBDIRS+=sj3rkcv
+endif