diff --git a/lib/asn1/Makefile.am b/lib/asn1/Makefile.am
index f31d7bd46..879bc9025 100644
--- a/lib/asn1/Makefile.am
+++ b/lib/asn1/Makefile.am
@@ -36,7 +36,7 @@ asn1_compile_SOURCES = parse.y lex.l main.c hash.c symbol.c gen.c \
 	gen_encode.c gen_decode.c gen_free.c gen_length.c gen_copy.c \
 	gen_maybe.c
 
-asn1_compile_LDADD = @LEXLIB@
+asn1_compile_LDADD = -L../roken -lroken @LEXLIB@
 
 CLEANFILES = lex.c parse.c parse.h asn1.h $(BUILT_SOURCES) $(foo) asn1_files