upgrade: PER related changes

diff --git a/skeletons/tests/Makefile.am b/skeletons/tests/Makefile.am
index c374438..a664a6f 100644
--- a/skeletons/tests/Makefile.am
+++ b/skeletons/tests/Makefile.am
@@ -10,7 +10,8 @@
 	check-UTCTime		\
 	check-INTEGER		\
 	check-REAL		\
-	check-XER
+	check-XER		\
+	check-PER
 
 LDADD = -lm