diff --git a/.changeset/eight-bats-beg.md b/.changeset/eight-bats-beg.md
new file mode 100644
index 00000000..a35ea24a
--- /dev/null
+++ b/.changeset/eight-bats-beg.md
@@ -0,0 +1,5 @@
+---
+"@khanacademy/eslint-plugin": patch
+---
+
+Ensure sync-tag rule has access to 'execSync'
diff --git a/packages/eslint-plugin-khan/lib/util.js b/packages/eslint-plugin-khan/lib/util.js
index 97462d59..55caefb5 100644
--- a/packages/eslint-plugin-khan/lib/util.js
+++ b/packages/eslint-plugin-khan/lib/util.js
@@ -1,6 +1,7 @@
-const {execFile} = require("child_process");
+const {execFile, execSync} = require("child_process");
 
 // This is done so that we can override execSync in the tests
 module.exports = {
     execFile,
+    execSync,
 };
diff --git a/packages/eslint-plugin-khan/test/sync-tag_test.js b/packages/eslint-plugin-khan/test/sync-tag_test.js
index 6125064c..a5160e00 100644
--- a/packages/eslint-plugin-khan/test/sync-tag_test.js
+++ b/packages/eslint-plugin-khan/test/sync-tag_test.js
@@ -1,3 +1,5 @@
+const assert = require("assert");
+
 const {rules} = require("../lib/index.js");
 const util = require("../lib/util.js");
 const RuleTester = require("eslint").RuleTester;
@@ -9,6 +11,7 @@ const parserOptions = {
 const ruleTester = new RuleTester(parserOptions);
 const rule = rules["sync-tag"];
 
+assert(util.execSync);
 util.execSync = (command) => {
     console.log("execSync mock --------");
     if (command.includes("filea")) {