diff --git a/libasn1compiler/asn1c_save.h b/libasn1compiler/asn1c_save.h
index 487e625..8d4b1f5 100644
--- a/libasn1compiler/asn1c_save.h
+++ b/libasn1compiler/asn1c_save.h
@@ -1,6 +1,6 @@
-#ifndef	_ASN1_SAVE_H_
-#define	_ASN1_SAVE_H_
+#ifndef	_ASN1C_SAVE_H_
+#define	_ASN1C_SAVE_H_
 
 int asn1c_save_compiled_output(arg_t *arg, const char *datadir);
 
-#endif	/* _ASN1_SAVE_H_ */
+#endif	/* _ASN1C_SAVE_H_ */