diff --git a/migration/options.c b/migration/options.c
index ad8d6989a8..24cc8471aa 100644
--- a/migration/options.c
+++ b/migration/options.c
@@ -85,7 +85,7 @@
 #define DEFAULT_MIGRATE_VCPU_DIRTY_LIMIT_PERIOD     1000    /* milliseconds */
 #define DEFAULT_MIGRATE_VCPU_DIRTY_LIMIT            1       /* MB/s */
 
-Property migration_properties[] = {
+const Property migration_properties[] = {
     DEFINE_PROP_BOOL("store-global-state", MigrationState,
                      store_global_state, true),
     DEFINE_PROP_BOOL("send-configuration", MigrationState,
diff --git a/migration/options.h b/migration/options.h
index 79084eed0d..a360f93a44 100644
--- a/migration/options.h
+++ b/migration/options.h
@@ -20,7 +20,7 @@
 
 /* migration properties */
 
-extern Property migration_properties[];
+extern const Property migration_properties[];
 
 /* capabilities */