diff --git a/rigo/Makefile b/rigo/Makefile
index 172f79dcd..d4f61257b 100644
--- a/rigo/Makefile
+++ b/rigo/Makefile
@@ -1,4 +1,4 @@
-SUBDIRS = data
+SUBDIRS = data po
 PREFIX = /usr
 BINDIR = $(PREFIX)/bin
 LIBDIR = $(PREFIX)/lib