diff --git a/src/reverseproxy.js b/src/reverseproxy.js
index 23f2bceff..e7dde99fb 100644
--- a/src/reverseproxy.js
+++ b/src/reverseproxy.js
@@ -609,7 +609,7 @@ async function renewCerts(auditSource, progressCallback) {
 
     for (const app of allApps) {
         if (app.runState === apps.RSTATE_STOPPED) continue; // do not renew certs of stopped apps
-        locations = locations.concat(apps.apps.getLocationsSync(app));
+        locations = locations.concat(apps.getLocationsSync(app));
     }
 
     let percent = 1, renewedCertificateNames = [];
@@ -657,7 +657,7 @@ async function cleanupCerts(auditSource, progressCallback) {
 
     for (const app of await apps.list()) {
         if (app.runState === apps.RSTATE_STOPPED) continue; // not in use
-        locations = locations.concat(apps.apps.getLocationsSync(app));
+        locations = locations.concat(apps.getLocationsSync(app));
     }
 
     const certsInUse = [ 'default.cert' ];