diff --git a/packages/cli/vite.config.ts b/packages/cli/vite.config.ts
index cf8ebff1..6a497a8f 100644
--- a/packages/cli/vite.config.ts
+++ b/packages/cli/vite.config.ts
@@ -26,4 +26,9 @@ export default defineConfig({
     },
   },
   fmt: {},
+  test: {
+    // Each test starts the CLI as a process, several times; one start takes up to 700ms
+    // on a CI runner, which pushes the longer tests past the 5s default.
+    testTimeout: 30_000,
+  },
 });