diff --git a/Makefile.am b/Makefile.am
index 3642570..4466714 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,5 +1,5 @@
 ACLOCAL_AMFLAGS = -I m4
-SUBDIRS = swe/src src docs/reference/swe-glib data
+SUBDIRS = swe/src src po docs/reference/swe-glib data
 
 DISTCHECK_CONFIGURE_FLAGS = --enable-gtk-doc