diff --git a/src/Routing/PageManagerRoutes.php b/src/Routing/PageManagerRoutes.php
index 1d16f1d..3a2a434 100644
--- a/src/Routing/PageManagerRoutes.php
+++ b/src/Routing/PageManagerRoutes.php
@@ -81,6 +81,7 @@ protected function alterRoutes(RouteCollection $collection) {
         $path = $entity->getPath();
       }
 
+      $first = TRUE;
       foreach ($entity->getVariants() as $variant_id => $variant) {
         // Construct and add a new route.
         $route = new Route(
@@ -100,7 +101,8 @@ protected function alterRoutes(RouteCollection $collection) {
             '_admin_route' => $entity->usesAdminTheme(),
           ]
         );
-        $collection->add($route_name . '_' . $variant_id, $route);
+        $collection->add($first ? $route_name : $route_name . '_' . $variant_id, $route);
+        $first = FALSE;
       }
     }
   }
diff --git a/tests/src/Unit/PageManagerRoutesTest.php b/tests/src/Unit/PageManagerRoutesTest.php
index 528f4cb..39d5b14 100644
--- a/tests/src/Unit/PageManagerRoutesTest.php
+++ b/tests/src/Unit/PageManagerRoutesTest.php
@@ -146,14 +146,13 @@ public function testAlterRoutesWithStatus() {
 
     // Only the valid page should be in the collection.
     $this->assertSame(1, $collection->count());
-    $route_name = 'page_manager.page_view_page1';
-    $route = $collection->get($route_name . '_variant1');
+    $route = $collection->get('page_manager.page_view_page1');
     $expected_defaults = [
       '_entity_view' => 'page_manager_page',
       'page_manager_page' => 'page1',
       '_title' => 'Page label',
       'variant_id' => 'variant1',
-      'base_route_name' => $route_name,
+      'base_route_name' => 'page_manager.page_view_page1',
     ];
     $expected_requirements = [
       '_entity_access' => 'page_manager_page.view',
@@ -207,9 +206,10 @@ public function testAlterRoutesOverrideExisting($page_path, $existing_route_path
 
     // The normal route name is not used, the existing route name is instead.
     $this->assertSame(1, $collection->count());
+    $this->assertNull($collection->get('page_manager.page_view_page1'));
     $this->assertNull($collection->get('page_manager.page_view_page1_variant1'));
 
-    $route = $collection->get($route_name . '_variant1');
+    $route = $collection->get($route_name);
     $expected_defaults = [
       '_entity_view' => 'page_manager_page',
       'page_manager_page' => 'page1',