diff --git a/lib/asn1/Makefile.am b/lib/asn1/Makefile.am
index 306d748ea..e273fbb7d 100644
--- a/lib/asn1/Makefile.am
+++ b/lib/asn1/Makefile.am
@@ -400,6 +400,7 @@ asn1_compile_SOURCES = 				\
 	gen_free.c				\
 	gen_glue.c				\
 	gen_length.c				\
+	gen_seq.c				\
 	hash.c					\
 	lex.l					\
 	main.c					\