diff --git a/scripts/check-yarn-lock.js b/scripts/check-yarn-lock.js
index 285128b3b18a6..d13e4e08cf64f 100755
--- a/scripts/check-yarn-lock.js
+++ b/scripts/check-yarn-lock.js
@@ -45,9 +45,9 @@ async function main() {
   }
 
   projects.forEach((p) => {
-    Object.entries(p.devDependencies ?? {}).forEach(([depName, depVersion]) => errorIfNotInYarnLock(p, depName, depVersion));
-    Object.entries(p.peerDependencies ?? {}).forEach(([depName, depVersion]) => errorIfNotInYarnLock(p, depName, depVersion));
-    Object.entries(p.dependencies ?? {}).forEach(([depName, depVersion]) => errorIfNotInYarnLock(p, depName, depVersion));
+    Object.entries(p.devDependencies || {}).forEach(([depName, depVersion]) => errorIfNotInYarnLock(p, depName, depVersion));
+    Object.entries(p.peerDependencies || {}).forEach(([depName, depVersion]) => errorIfNotInYarnLock(p, depName, depVersion));
+    Object.entries(p.dependencies || {}).forEach(([depName, depVersion]) => errorIfNotInYarnLock(p, depName, depVersion));
   });
 }