diff --git a/examples/Makefile.am b/examples/Makefile.am
index 90e2678..ca3f9d6 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -1,10 +1,22 @@
 
 dist_bin_SCRIPTS = crfc2asn1.pl clyx2asn1.pl
 
-ASN1_SOURCE_1 = rfc3280.txt
-ASN1_FILES_1 = rfc3280-PKIX1Explicit88.asn1 rfc3280-PKIX1Implicit88.asn1
+ASN1_SOURCE_0 = rfc2459.txt
+ASN1_FILES_0 =				\
+	rfc2459-PKIX1Explicit88.asn1	\
+	rfc2459-PKIX1Implicit88.asn1	\
+	rfc2459-PKIX1Explicit93.asn1	\
+	rfc2459-PKIX1Implicit93.asn1
 
-all: $(ASN1_FILES_1)
+ASN1_SOURCE_1 = rfc3280.txt
+ASN1_FILES_1 =				\
+	rfc3280-PKIX1Explicit88.asn1	\
+	rfc3280-PKIX1Implicit88.asn1
+
+all: $(ASN1_FILES_0) $(ASN1_FILES_1)
+
+$(ASN1_FILES_0): crfc2asn1.pl $(ASN1_SOURCE_0)
+	./crfc2asn1.pl $(ASN1_SOURCE_0)
 
 $(ASN1_FILES_1): crfc2asn1.pl $(ASN1_SOURCE_1)
 	./crfc2asn1.pl $(ASN1_SOURCE_1)
diff --git a/examples/Makefile.in b/examples/Makefile.in
index 97ce8d4..72259e2 100644
--- a/examples/Makefile.in
+++ b/examples/Makefile.in
@@ -162,8 +162,18 @@
 target_os = @target_os@
 target_vendor = @target_vendor@
 dist_bin_SCRIPTS = crfc2asn1.pl clyx2asn1.pl
+ASN1_SOURCE_0 = rfc2459.txt
+ASN1_FILES_0 = \
+	rfc2459-PKIX1Explicit88.asn1	\
+	rfc2459-PKIX1Implicit88.asn1	\
+	rfc2459-PKIX1Explicit93.asn1	\
+	rfc2459-PKIX1Implicit93.asn1
+
 ASN1_SOURCE_1 = rfc3280.txt
-ASN1_FILES_1 = rfc3280-PKIX1Explicit88.asn1 rfc3280-PKIX1Implicit88.asn1
+ASN1_FILES_1 = \
+	rfc3280-PKIX1Explicit88.asn1	\
+	rfc3280-PKIX1Implicit88.asn1
+
 EXTRA_DIST = rfc*.txt
 CLEANFILES = *.asn1
 all: all-am
@@ -351,7 +361,10 @@
 	uninstall-info-am
 
 
-all: $(ASN1_FILES_1)
+all: $(ASN1_FILES_0) $(ASN1_FILES_1)
+
+$(ASN1_FILES_0): crfc2asn1.pl $(ASN1_SOURCE_0)
+	./crfc2asn1.pl $(ASN1_SOURCE_0)
 
 $(ASN1_FILES_1): crfc2asn1.pl $(ASN1_SOURCE_1)
 	./crfc2asn1.pl $(ASN1_SOURCE_1)