diff --git a/packages/ui/src/lib/opencode/provider-tracker.ts b/packages/ui/src/lib/opencode/provider-tracker.ts
index 41ee8352..4a792bf8 100644
--- a/packages/ui/src/lib/opencode/provider-tracker.ts
+++ b/packages/ui/src/lib/opencode/provider-tracker.ts
@@ -41,7 +41,8 @@ function evictStaleProviders(): void {
 }
 
 if (typeof setInterval !== 'undefined') {
-  setInterval(evictStaleProviders, PROVIDER_EVICTION_INTERVAL_MS)
+  const interval = setInterval(evictStaleProviders, PROVIDER_EVICTION_INTERVAL_MS)
+  ;(interval as unknown as { unref?: () => void }).unref?.()
 }
 
 function getOrCreateProvider(providerID: string): ProviderState {