diff --git a/examples/Makefile.am b/examples/Makefile.am
index ca3f9d6..d3e73d6 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -21,5 +21,9 @@
 $(ASN1_FILES_1): crfc2asn1.pl $(ASN1_SOURCE_1)
 	./crfc2asn1.pl $(ASN1_SOURCE_1)
 
-EXTRA_DIST = rfc*.txt
+EXTRA_DIST = rfc*.txt				\
+	sample.source.PKIX1/x509dump.c		\
+	sample.source.PKIX1/config.h		\
+	sample.source.PKIX1/Makefile		\
+	sample.source.PKIX1/regenerate.Makefile
 CLEANFILES = *.asn1