diff --git a/dor/src/node-runtime.d.ts b/dor/src/node-runtime.d.ts
index 14e25ff7..c926a118 100644
--- a/dor/src/node-runtime.d.ts
+++ b/dor/src/node-runtime.d.ts
@@ -24,7 +24,6 @@ declare module 'node:path' {
 
 declare const process: {
   platform: string;
-  ppid: number;
   cwd(): string;
 };