diff --git a/app/preprints/discover/route.ts b/app/preprints/discover/route.ts
index 529014833ca..d9dea8eed50 100644
--- a/app/preprints/discover/route.ts
+++ b/app/preprints/discover/route.ts
@@ -2,6 +2,7 @@ import Store from '@ember-data/store';
 import Route from '@ember/routing/route';
 import RouterService from '@ember/routing/router-service';
 import { inject as service } from '@ember/service';
+import config from 'ember-get-config';
 
 import Theme from 'ember-osf-web/services/theme';
 
@@ -21,6 +22,10 @@ export default class PreprintDiscoverRoute extends Route {
 
     async model(args: any) {
         try {
+            if (!args.provider_id || args.provider_id === config.defaultProvider) {
+                this.router.transitionTo('search', { queryParams: { resourceType: 'Preprint' } });
+                return null;
+            }
             const provider = await this.store.findRecord('preprint-provider', args.provider_id);
             this.theme.providerType = 'preprint';
             this.theme.id = args.provider_id;
diff --git a/app/router.ts b/app/router.ts
index 70f4176fe25..340250c631c 100644
--- a/app/router.ts
+++ b/app/router.ts
@@ -26,6 +26,7 @@ Router.map(function() {
         this.route('dashboard', { path: '/:institution_id/dashboard' });
     });
     this.route('preprints', function() {
+        this.route('discover');
         this.route('discover', { path: '/:provider_id/discover' });
     });
     this.route('register');