diff --git a/src/bin/tools/grant-exec-perms.ts b/src/bin/tools/grant-exec-perms.ts
index cf7ec725..5f3d53c0 100644
--- a/src/bin/tools/grant-exec-perms.ts
+++ b/src/bin/tools/grant-exec-perms.ts
@@ -1,10 +1,11 @@
 import { getProjectRoot } from "./getProjectRoot";
 import { join as pathJoin } from "path";
-import * as child_process from "child_process";
-import * as fs from "fs";
+import { chmodSync, statSync, constants } from "fs";
 
-Object.entries<string>(JSON.parse(fs.readFileSync(pathJoin(getProjectRoot(), "package.json")).toString("utf8"))["bin"]).forEach(([, scriptPath]) =>
-    child_process.execSync(`chmod +x ${scriptPath}`, {
-        "cwd": getProjectRoot()
-    })
-);
+import(pathJoin(getProjectRoot(), "package.json")).then(({ bin }) => {
+    Object.entries<string>(bin).forEach(([, scriptPath]) => {
+        const fullPath = pathJoin(getProjectRoot(), scriptPath);
+        const newMode = statSync(fullPath).mode | constants.S_IXUSR | constants.S_IXGRP | constants.S_IXOTH;
+        chmodSync(fullPath, newMode);
+    });
+});