diff --git a/packages/server/vitest.config.ts b/packages/server/vitest.config.ts
new file mode 100644
index 0000000..701a2f6
--- /dev/null
+++ b/packages/server/vitest.config.ts
@@ -0,0 +1,9 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    // Every sign-in hashes the password with scrypt on purpose, so tests that sign in several
+    // times take seconds on a busy CI runner and would trip the default timeout of 5 seconds.
+    testTimeout: 30_000,
+  },
+});