diff --git a/tools/sync-npm-deps-to-tsc-projects.ts b/tools/sync-npm-deps-to-tsc-projects.ts
index 09cf38e7276..93024ae2866 100644
--- a/tools/sync-npm-deps-to-tsc-projects.ts
+++ b/tools/sync-npm-deps-to-tsc-projects.ts
@@ -5,7 +5,7 @@ import JSON5 from "json5";
 import fs from "fs-extra";
 import { globby, Options as GlobbyOptions } from "globby";
 import { RuntimeError } from "run-time-error";
-import lernaJson from "../lerna.json";
+import { readFile } from "fs/promises";
 
 const __filename = fileURLToPath(import.meta.url);
 const __dirname = dirname(__filename);
@@ -19,16 +19,19 @@ const main = async (argv: string[], env: NodeJS.ProcessEnv) => {
   }
   const TS_CONFIG = "tsconfig.json";
   const PACKAGE_JSON = "package.json";
+  const LERNA_JSON = "lerna.json";
   const SCRIPT_DIR = __dirname;
   const PROJECT_DIR = path.join(SCRIPT_DIR, "../");
   console.log(`SCRIPT_DIR=${SCRIPT_DIR}`);
   console.log(`PROJECT_DIR=${PROJECT_DIR}`);
-
-  const pkgJsonGlobPatterns = lernaJson.packages.map((it) =>
+  const lernaJson = JSON.parse(
+    await readFile(PROJECT_DIR + LERNA_JSON, "utf-8"),
+  );
+  const pkgJsonGlobPatterns = lernaJson.packages.map((it: string) =>
     "./".concat(it).concat(`/${PACKAGE_JSON}`),
   );
 
-  const tsConfigJsonGlobPatterns = lernaJson.packages.map((it) =>
+  const tsConfigJsonGlobPatterns = lernaJson.packages.map((it: string) =>
     "./".concat(it).concat(`/${TS_CONFIG}`),
   );
   console.log("Globbing lerna package patterns: ", pkgJsonGlobPatterns);