diff --git a/packages/nextjs/src/common/withServerActionInstrumentation.ts b/packages/nextjs/src/common/withServerActionInstrumentation.ts
index e70e1682aa9c..109743eea01a 100644
--- a/packages/nextjs/src/common/withServerActionInstrumentation.ts
+++ b/packages/nextjs/src/common/withServerActionInstrumentation.ts
@@ -15,7 +15,6 @@ import { escapeNextjsTracing } from './utils/tracingUtils';
 
 interface Options {
   formData?: FormData;
-  // TODO(v8): Whenever we decide to drop support for Next.js <= 12 we can automatically pick up the headers becauase "next/headers" will be resolvable.
   headers?: Headers;
   recordResponse?: boolean;
 }
diff --git a/packages/nextjs/test/integration/test/client/tracingFetch.test.ts b/packages/nextjs/test/integration/test/client/tracingFetch.test.ts
index debff6001fce..4d7b416a17dd 100644
--- a/packages/nextjs/test/integration/test/client/tracingFetch.test.ts
+++ b/packages/nextjs/test/integration/test/client/tracingFetch.test.ts
@@ -1,5 +1,5 @@
 import { expect, test } from '@playwright/test';
-import { SerializedEvent } from '@sentry/types';
+import { Event } from '@sentry/types';
 import { countEnvelopes, getMultipleSentryEnvelopeRequests } from './utils/helpers';
 
 test('should correctly instrument `fetch` for performance tracing', async ({ page }) => {
@@ -12,7 +12,7 @@ test('should correctly instrument `fetch` for performance tracing', async ({ pag
     });
   });
 
-  const transaction = await getMultipleSentryEnvelopeRequests<SerializedEvent>(page, 1, {
+  const transaction = await getMultipleSentryEnvelopeRequests<Event>(page, 1, {
     url: '/fetch',
     envelopeType: 'transaction',
   });
diff --git a/packages/node/src/transports/http.ts b/packages/node/src/transports/http.ts
index d4d7435bdc6d..d1828b856c5f 100644
--- a/packages/node/src/transports/http.ts
+++ b/packages/node/src/transports/http.ts
@@ -73,7 +73,7 @@ export function makeNodeTransport(options: NodeTransportOptions): Transport {
   const nativeHttpModule = isHttps ? https : http;
   const keepAlive = options.keepAlive === undefined ? false : options.keepAlive;
 
-  // TODO(v7): Evaluate if we can set keepAlive to true. This would involve testing for memory leaks in older node
+  // TODO(v9): Evaluate if we can set keepAlive to true. This would involve testing for memory leaks in older node
   // versions(>= 8) as they had memory leaks when using it: #2555
   const agent = proxy
     ? (new HttpsProxyAgent(proxy) as http.Agent)
diff --git a/packages/types/src/envelope.ts b/packages/types/src/envelope.ts
index 358f60ccee18..61d3b7d38a1d 100644
--- a/packages/types/src/envelope.ts
+++ b/packages/types/src/envelope.ts
@@ -83,7 +83,6 @@ type StatsdItemHeaders = { type: 'statsd'; length: number };
 type ProfileItemHeaders = { type: 'profile' };
 type SpanItemHeaders = { type: 'span' };
 
-// TODO (v8): Replace `Event` with `SerializedEvent`
 export type EventItem = BaseEnvelopeItem<EventItemHeaders, Event>;
 export type AttachmentItem = BaseEnvelopeItem<AttachmentItemHeaders, string | Uint8Array>;
 export type UserFeedbackItem = BaseEnvelopeItem<UserFeedbackItemHeaders, UserFeedback>;