diff --git a/packages/tracing/src/integrations/mongo.ts b/packages/tracing/src/integrations/mongo.ts
index 7870631a2948..adf07c19d6ae 100644
--- a/packages/tracing/src/integrations/mongo.ts
+++ b/packages/tracing/src/integrations/mongo.ts
@@ -47,7 +47,8 @@ const OPERATIONS = [
 const OPERATION_SIGNATURES: {
   [op in Operation]?: string[];
 } = {
-  aggregate: ['pipeline'],
+  // aggregate intentionally not included because `pipeline` arguments are too complex to serialize well
+  // see https://github.com/getsentry/sentry-javascript/pull/3102
   bulkWrite: ['operations'],
   countDocuments: ['query'],
   createIndex: ['fieldOrSpec'],