diff --git a/packages/opencode/src/cli/cmd/tui/context/sync.tsx b/packages/opencode/src/cli/cmd/tui/context/sync.tsx
index eb8ed2d9bba..fb5795fb312 100644
--- a/packages/opencode/src/cli/cmd/tui/context/sync.tsx
+++ b/packages/opencode/src/cli/cmd/tui/context/sync.tsx
@@ -333,7 +333,10 @@ export const { use: useSync, provider: SyncProvider } = createSimpleContext({
       const start = Date.now() - 30 * 24 * 60 * 60 * 1000
       const sessionListPromise = sdk.client.session
         .list({ start: start })
-        .then((x) => (x.data ?? []).toSorted((a, b) => a.id.localeCompare(b.id)))
+        .then((x) => {
+          const merged = new Map([...store.session, ...(x.data ?? [])].map((s) => [s.id, s]))
+          setStore("session", reconcile([...merged.values()].toSorted((a, b) => a.id.localeCompare(b.id))))
+        })
 
       // blocking - include session.list when continuing a session
       const providersPromise = sdk.client.config.providers({}, { throwOnError: true })