diff --git a/src/chat/group_avatar.c b/src/chat/group_avatar.c
index 3a48b070..066ef621 100644
--- a/src/chat/group_avatar.c
+++ b/src/chat/group_avatar.c
@@ -427,6 +427,8 @@ int group_avatar_init(struct UTUN_INSTANCE* inst) {
     DEBUG_INFO(DEBUG_CATEGORY_CHAT, "group avatar: initialized max_bytes=%d block_bytes=%d", GROUP_AVATAR_MAX, GROUP_AVATAR_BLOCK); return 0;
 }
 
+int group_avatar_schema_init(sqlite3* db) { return ga_schema(db); }
+
 void group_avatar_cancel_group(struct UTUN_INSTANCE* inst, uint64_t group) {
     struct group_avatar* ctx = ga_context(inst); if (!ctx) return;
     struct ga_peer** link = &ctx->peers;
diff --git a/src/chat/group_avatar.h b/src/chat/group_avatar.h
index 1e06e0d2..5237c4d0 100644
--- a/src/chat/group_avatar.h
+++ b/src/chat/group_avatar.h
@@ -5,6 +5,8 @@
 #include <stdint.h>
 #include <stddef.h>
 struct UTUN_INSTANCE;
+struct sqlite3;
+int group_avatar_schema_init(struct sqlite3* db);
 #define GROUP_AVATAR_MAX 16384
 #define GROUP_AVATAR_BLOCK 4096
 struct group_avatar_record {
diff --git a/tests/test_member_adapter.c b/tests/test_member_adapter.c
index 21b5b3bc..505a26bc 100644
--- a/tests/test_member_adapter.c
+++ b/tests/test_member_adapter.c
@@ -29,6 +29,9 @@ static void test_owner_sizes(struct UASYNC* ua) {
     struct UTUN_INSTANCE source, target; setup(&source, ua); setup(&target, ua);
     uint8_t x[32] = {9}, priv[32] = {7}, pub[32], owner_priv[32] = {8}, owner_pub[32], zero[64] = {0};
     public_key(priv, pub); public_key(owner_priv, owner_pub);
+    /* setup создаёт пустой канал с тестовым ключом; новую идентичность создаём как новый канал. */
+    assert(topo_node_sqlite_channel_delete(source.topo_sqlite_db, "1001") == 0);
+    assert(topo_node_sqlite_channel_delete(target.topo_sqlite_db, "1001") == 0);
     assert(topo_node_sqlite_channel_put(source.topo_sqlite_db, "1001", "test", 1, x, NULL, owner_pub, owner_priv, zero) == 0);
     assert(topo_node_sqlite_channel_put(target.topo_sqlite_db, "1001", "test", 1, x, NULL, owner_pub, NULL, zero) == 0);
     uint64_t nid = sc_derive_node_id_from_pubkey(x);