diff --git a/tools/amldecode/aml/parser.h b/tools/amldecode/aml/parser.h
index 8b59971..0a71036 100644
--- a/tools/amldecode/aml/parser.h
+++ b/tools/amldecode/aml/parser.h
@@ -22,6 +22,7 @@ struct aml_parser_scope {
 };
 
 struct aml_parser {
+	int revision;
 	unsigned char *start, *end;
 	unsigned char *ptr, *saved_ptr;
 	struct acpi_namespace *ns;
diff --git a/tools/amldecode/main.c b/tools/amldecode/main.c
index 45914a0..f1fe9ae 100644
--- a/tools/amldecode/main.c
+++ b/tools/amldecode/main.c
@@ -139,6 +139,7 @@ int main(int argc, const char **argv)
 
 	struct aml_parser parser;
 	aml_parser_init(&parser, table_payload, payload_len);
+	parser.revision = table->revision;
 
 	enum parse_status parser_status = aml_parser_parse_into_namespace(&parser, ns);
 	if (parser_status != PARSE_OK) {