different type name for the big integer

diff --git a/libasn1parser/asn1p_expr.h b/libasn1parser/asn1p_expr.h
index 4cdcd41..05329e0 100644
--- a/libasn1parser/asn1p_expr.h
+++ b/libasn1parser/asn1p_expr.h
@@ -170,7 +170,7 @@
 			TM_IMPLICIT,
 			TM_EXPLICIT,
 		} tag_mode;
-		asn1_integer_t tag_value;
+		asn1c_integer_t tag_value;
 	} tag;
 
 	struct asn1p_expr_marker_s {