diff --git a/backend/src/config/index.test.ts b/backend/src/config/index.test.ts
new file mode 100644
index 000000000..3c4c7865e
--- /dev/null
+++ b/backend/src/config/index.test.ts
@@ -0,0 +1,9 @@
+import CONFIG from './index'
+
+describe('config/index', () => {
+  describe('decay start block', () => {
+    it('has the correct date set', () => {
+      expect(CONFIG.DECAY_START_TIME).toEqual(new Date('2021-05-13 17:46:31'))
+    })
+  })
+})