diff --git a/packages/profiling-node/src/integration.ts b/packages/profiling-node/src/integration.ts
index 35243f6da396..4b384b244a17 100644
--- a/packages/profiling-node/src/integration.ts
+++ b/packages/profiling-node/src/integration.ts
@@ -516,7 +516,7 @@ class ContinuousProfiler {
     const metadata = this._client.getSdkMetadata();
     const tunnel = this._client.getOptions().tunnel;
 
-    const envelope = makeProfileChunkEnvelope(chunk, metadata?.sdk, tunnel, dsn);
+    const envelope = makeProfileChunkEnvelope('node', chunk, metadata?.sdk, tunnel, dsn);
     transport.send(envelope).then(null, reason => {
       DEBUG_BUILD && logger.error('Error while sending profile chunk envelope:', reason);
     });
diff --git a/packages/profiling-node/src/utils.ts b/packages/profiling-node/src/utils.ts
index 23b05f14f67b..2de8e54208db 100644
--- a/packages/profiling-node/src/utils.ts
+++ b/packages/profiling-node/src/utils.ts
@@ -400,6 +400,7 @@ export function createEventEnvelopeHeaders(
  * Creates a standalone profile_chunk envelope.
  */
 export function makeProfileChunkEnvelope(
+  platform: 'node',
   chunk: ProfileChunk,
   sdkInfo: SdkInfo | undefined,
   tunnel: string | undefined,
@@ -407,6 +408,7 @@ export function makeProfileChunkEnvelope(
 ): ProfileChunkEnvelope {
   const profileChunkHeader: ProfileChunkItem[0] = {
     type: 'profile_chunk',
+    platform,
   };
 
   return createEnvelope<ProfileChunkEnvelope>(createEventEnvelopeHeaders(sdkInfo, tunnel, dsn), [
diff --git a/packages/profiling-node/test/integration.test.ts b/packages/profiling-node/test/integration.test.ts
index 99142651312e..304aa6a9766b 100644
--- a/packages/profiling-node/test/integration.test.ts
+++ b/packages/profiling-node/test/integration.test.ts
@@ -643,7 +643,9 @@ describe('ProfilingIntegration', () => {
       Sentry.profiler.stopProfiler();
       vi.advanceTimersByTime(1000);
 
-      expect(transportSpy.mock.calls?.[0]?.[0]?.[1]?.[0]?.[0]?.type).toBe('profile_chunk');
+      const envelopeHeaders = transportSpy.mock.calls?.[0]?.[0]?.[1]?.[0]?.[0];
+      expect(envelopeHeaders?.type).toBe('profile_chunk');
+      expect(envelopeHeaders?.platform).toBe('node');
     });
 
     it('sets global profile context', async () => {