diff --git a/packages/opencode/src/config/config.ts b/packages/opencode/src/config/config.ts
index c5082b01cd..5c6a68b4d1 100644
--- a/packages/opencode/src/config/config.ts
+++ b/packages/opencode/src/config/config.ts
@@ -1352,12 +1352,14 @@ export namespace Config {
             }
           }
 
-          deps.push(
-            iife(async () => {
-              const shouldInstall = await needsInstall(dir)
-              if (shouldInstall) await installDependencies(dir)
-            }),
-          )
+          const dep = iife(async () => {
+            const stale = await needsInstall(dir)
+            if (stale) await installDependencies(dir)
+          })
+          void dep.catch((err) => {
+            log.warn("background dependency install failed", { dir, error: err })
+          })
+          deps.push(dep)
 
           result.command = mergeDeep(result.command ?? {}, yield* Effect.promise(() => loadCommand(dir)))
           result.agent = mergeDeep(result.agent, yield* Effect.promise(() => loadAgent(dir)))