Index: boot/Makefile.common
===================================================================
--- boot/Makefile.common	(revision 1b1164e8b3cea0b45a167fb0933b14cf0c22c374)
+++ boot/Makefile.common	(revision 0655d642d150a8d458a716d13c8fdca59b3c41ff)
@@ -70,5 +70,6 @@
 	$(USPACEDIR)/app/tester/tester \
 	$(USPACEDIR)/app/tetris/tetris \
-	$(USPACEDIR)/app/trace/trace
+	$(USPACEDIR)/app/trace/trace \
+	$(USPACEDIR)/app/ps/ps
 
 COMPONENTS = \