diff --git a/servers/fdr/src/app/FdrApplication.ts b/servers/fdr/src/app/FdrApplication.ts
index 79bcbbb4fe..7925ebbb80 100644
--- a/servers/fdr/src/app/FdrApplication.ts
+++ b/servers/fdr/src/app/FdrApplication.ts
@@ -75,5 +75,18 @@ export class FdrApplication {
         };
         this.dao = new FdrDao(prisma);
         this.docsDefinitionCache = new DocsDefinitionCacheImpl(this, this.dao);
+
+        if ("prepareStackTrace" in Error) {
+            Error.prepareStackTrace = (err, stack) =>
+                JSON.stringify({
+                    message: err.message,
+                    stack: stack.map((frame) => ({
+                        file: frame.getFileName(),
+                        function: frame.getFunctionName(),
+                        column: frame.getColumnNumber(),
+                        line: frame.getLineNumber(),
+                    })),
+                });
+        }
     }
 }
diff --git a/servers/fdr/src/controllers/docs/v1/getDocsWriteService.ts b/servers/fdr/src/controllers/docs/v1/getDocsWriteService.ts
index 36fc2c6837..5f77687a3d 100644
--- a/servers/fdr/src/controllers/docs/v1/getDocsWriteService.ts
+++ b/servers/fdr/src/controllers/docs/v1/getDocsWriteService.ts
@@ -2,7 +2,6 @@ import { convertDocsDefinitionToDb } from "@fern-api/fdr-sdk";
 import { v4 as uuidv4 } from "uuid";
 import { DocsV1Write, DocsV1WriteService, FdrAPI } from "../../../api";
 import type { FdrApplication } from "../../../app";
-import { LOGGER } from "../../../app/FdrApplication";
 import { type S3FileInfo } from "../../../services/s3";
 import { writeBuffer } from "../../../util";
 
@@ -54,7 +53,7 @@ export function getDocsWriteService(app: FdrApplication): DocsV1WriteService {
                 writeShape: req.body.docsDefinition,
                 files: docsRegistrationInfo.s3FileInfos,
             });
-            LOGGER.info(
+            app.logger.info(
                 `Docs for ${docsRegistrationInfo.orgId} has references to apis ${Array.from(
                     dbDocsDefinition.referencedApis,
                 ).join(", ")}`,