diff --git a/program.c b/program.c
index 1247c2b..739305a 100644
--- a/program.c
+++ b/program.c
@@ -110,9 +110,6 @@ int program_load(const char *program_file)
 		program->label = attr_as_string(node, "label", &errors);
 		program->num_sectors = attr_as_unsigned(node, "num_partition_sectors", &errors);
 		program->partition = attr_as_unsigned(node, "physical_partition_number", &errors);
-		program->size = attr_as_unsigned(node, "size_in_KB", &errors);
-		program->sparse = attr_as_bool(node, "sparse", &errors);
-		program->start_bytes = attr_as_string(node, "start_byte_hex", &errors);
 		program->start_sector = attr_as_string(node, "start_sector", &errors);
 
 		if (errors) {
diff --git a/program.h b/program.h
index 542e911..0198330 100644
--- a/program.h
+++ b/program.h
@@ -10,9 +10,6 @@ struct program {
 	const char *label;
 	unsigned num_sectors;
 	unsigned partition;
-	unsigned size;
-	bool sparse;
-	const char *start_bytes;
 	const char *start_sector;
 
 	struct program *next;