diff --git a/database.py b/database.py
index 04e6c70..ece2fb3 100644
--- a/database.py
+++ b/database.py
@@ -84,6 +84,18 @@ CREATE TABLE IF NOT EXISTS run_cache (
     created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
 );
 
+-- User storage backends (synced from L2 or configured locally)
+CREATE TABLE IF NOT EXISTS storage_backends (
+    id SERIAL PRIMARY KEY,
+    actor_id VARCHAR(255) NOT NULL,
+    provider_type VARCHAR(50) NOT NULL,
+    config JSONB NOT NULL DEFAULT '{}',
+    capacity_gb INTEGER NOT NULL,
+    used_bytes BIGINT DEFAULT 0,
+    is_active BOOLEAN DEFAULT true,
+    synced_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
 -- Indexes
 CREATE INDEX IF NOT EXISTS idx_item_types_content_hash ON item_types(content_hash);
 CREATE INDEX IF NOT EXISTS idx_item_types_actor_id ON item_types(actor_id);
@@ -93,6 +105,7 @@ CREATE INDEX IF NOT EXISTS idx_pin_reasons_item_type ON pin_reasons(item_type_id
 CREATE INDEX IF NOT EXISTS idx_l2_shares_content_hash ON l2_shares(content_hash);
 CREATE INDEX IF NOT EXISTS idx_l2_shares_actor_id ON l2_shares(actor_id);
 CREATE INDEX IF NOT EXISTS idx_run_cache_output ON run_cache(output_hash);
+CREATE INDEX IF NOT EXISTS idx_storage_backends_actor ON storage_backends(actor_id);
 """