diff --git a/src/storages/hydrate.test.ts b/src/storages/hydrate.test.ts
index 1744543d..d6604e82 100644
--- a/src/storages/hydrate.test.ts
+++ b/src/storages/hydrate.test.ts
@@ -25,20 +25,20 @@ Deno.test('hydrate author', async () => {
   await db.event(event0copy);
   await db.event(event1copy);
 
-  assertEquals((event1 as DittoEvent).author, undefined, "Event hasn't been hydrated yet");
+  assertEquals((event1copy as DittoEvent).author, undefined, "Event hasn't been hydrated yet");
 
   const controller = new AbortController();
   const timeoutId = setTimeout(() => controller.abort(), 1000);
 
   await hydrateEvents({
-    events: [event1],
+    events: [event1copy],
     relations: ['author'],
     storage: db,
     signal: controller.signal,
   });
 
-  const expectedEvent = { ...event1, author: event0 };
-  assertEquals(event1, expectedEvent);
+  const expectedEvent = { ...event1copy, author: event0copy };
+  assertEquals(event1copy, expectedEvent);
 
   await db.remove([{ kinds: [0, 1] }]);
   assertEquals(await db.query([{ kinds: [0, 1] }]), []);
@@ -60,21 +60,21 @@ Deno.test('hydrate repost', async () => {
   await db.event(event1repostedCopy);
   await db.event(event6copy);
 
-  assertEquals((event6 as DittoEvent).author, undefined, "Event hasn't been hydrated author yet");
-  assertEquals((event6 as DittoEvent).repost, undefined, "Event hasn't been hydrated repost yet");
+  assertEquals((event6copy as DittoEvent).author, undefined, "Event hasn't been hydrated author yet");
+  assertEquals((event6copy as DittoEvent).repost, undefined, "Event hasn't been hydrated repost yet");
 
   const controller = new AbortController();
   const timeoutId = setTimeout(() => controller.abort(), 1000);
 
   await hydrateEvents({
-    events: [event6],
+    events: [event6copy],
     relations: ['repost', 'author'],
     storage: db,
     signal: controller.signal,
   });
 
-  const expectedEvent6 = { ...event6, author: event0madeRepost, repost: { ...event1reposted, author: event0madePost } };
-  assertEquals(event6, expectedEvent6);
+  const expectedEvent6 = { ...event6copy, author: event0madeRepostCopy, repost: { ...event1repostedCopy, author: event0madePostCopy } };
+  assertEquals(event6copy, expectedEvent6);
 
   await db.remove([{ kinds: [0, 1, 6] }]);
   assertEquals(await db.query([{ kinds: [0, 1, 6] }]), []);
@@ -100,19 +100,19 @@ Deno.test('hydrate quote repost with hydrate author', async () => {
   const timeoutId = setTimeout(() => controller.abort(), 1000);
 
   await hydrateEvents({
-    events: [event1quoteRepost],
+    events: [event1quoteRepostCopy],
     relations: ['author', 'quote_repost'], // if author is called first the performance will be better
     storage: db,
     signal: controller.signal,
   });
 
   const expectedEvent1quoteRepost = {
-    ...event1quoteRepost,
-    author: event0madeQuoteRepost,
-    quote_repost: { ...event1willBeQuoteReposted, author: event0 },
+    ...event1quoteRepostCopy,
+    author: event0madeQuoteRepostCopy,
+    quote_repost: { ...event1willBeQuoteRepostedCopy, author: event0copy },
   };
 
-  assertEquals(event1quoteRepost, expectedEvent1quoteRepost);
+  assertEquals(event1quoteRepostCopy, expectedEvent1quoteRepost);
 
   await db.remove([{ kinds: [0, 1] }]);
   assertEquals(await db.query([{ kinds: [0, 1] }]), []);
@@ -138,7 +138,7 @@ Deno.test('hydrate quote repost WITHOUT hydrate author', async () => {
   const timeoutId = setTimeout(() => controller.abort(), 1000);
 
   await hydrateEvents({
-    events: [event1quoteRepost, event1willBeQuoteReposted],
+    events: [event1quoteRepostCopy, event1willBeQuoteRepostedCopy],
     relations: ['quote_repost'],
     storage: db,
     signal: controller.signal,
@@ -146,10 +146,10 @@ Deno.test('hydrate quote repost WITHOUT hydrate author', async () => {
 
   const expectedEvent1quoteRepost = {
     ...event1quoteRepost,
-    quote_repost: { ...event1willBeQuoteReposted, author: event0 },
+    quote_repost: { ...event1willBeQuoteRepostedCopy, author: event0copy },
   };
 
-  assertEquals(event1quoteRepost, expectedEvent1quoteRepost);
+  assertEquals(event1quoteRepostCopy, expectedEvent1quoteRepost);
 
   await db.remove([{ kinds: [0, 1] }]);
   assertEquals(await db.query([{ kinds: [0, 1] }]), []);