typo fixed
diff --git a/libasn1parser/Makefile.in b/libasn1parser/Makefile.in
index 9ceba0e..dff5b7d 100644
--- a/libasn1parser/Makefile.in
+++ b/libasn1parser/Makefile.in
@@ -197,7 +197,7 @@
 libasn1parser_la_LDFLAGS = -all-static
 libasn1parser_la_SOURCES = \
 	asn1parser.c asn1parser.h	\
-	asn1p_y.c asn1cp_y.h asn1p_l.c	\
+	asn1p_y.c asn1p_y.h asn1p_l.c	\
 	asn1p_module.c asn1p_module.h	\
 	asn1p_oid.c asn1p_oid.h		\
 	asn1p_value.c asn1p_value.h	\