diff --git a/examples/sample.source.PKIX1/Makefile b/examples/sample.source.PKIX1/Makefile
index 0a04ba9..8fecc54 100644
--- a/examples/sample.source.PKIX1/Makefile
+++ b/examples/sample.source.PKIX1/Makefile
@@ -264,11 +264,13 @@
 ASN_MODULE_HEADERS+=ENUMERATED.h
 ASN_MODULE_SOURCES+=ENUMERATED.c
 ASN_MODULE_HEADERS+=INTEGER.h
+ASN_MODULE_HEADERS+=NativeEnumerated.h
 ASN_MODULE_HEADERS+=GeneralizedTime.h
 ASN_MODULE_SOURCES+=GeneralizedTime.c
 ASN_MODULE_HEADERS+=IA5String.h
 ASN_MODULE_SOURCES+=IA5String.c
 ASN_MODULE_SOURCES+=INTEGER.c
+ASN_MODULE_SOURCES+=NativeEnumerated.c
 ASN_MODULE_HEADERS+=NativeInteger.h
 ASN_MODULE_SOURCES+=NativeInteger.c
 ASN_MODULE_HEADERS+=NumericString.h
@@ -328,6 +330,10 @@
 ASN_MODULE_SOURCES+=xer_decoder.c
 ASN_MODULE_HEADERS+=xer_encoder.h
 ASN_MODULE_SOURCES+=xer_encoder.c
+ASN_MODULE_HEADERS+=per_support.h
+ASN_MODULE_SOURCES+=per_support.c
+ASN_MODULE_HEADERS+=per_decoder.h
+ASN_MODULE_SOURCES+=per_decoder.c
 
 
 lib_LTLIBRARIES=libsomething.la