diff --git a/src/Plugin/ContextReaction/PageTemplateSuggestions.php b/src/Plugin/ContextReaction/PageTemplateSuggestions.php
index 994963d..3309dd6 100644
--- a/src/Plugin/ContextReaction/PageTemplateSuggestions.php
+++ b/src/Plugin/ContextReaction/PageTemplateSuggestions.php
@@ -27,7 +27,7 @@ class PageTemplateSuggestions extends ContextReactionPluginBase {
    */
   public function execute() {
     $config = $this->getConfiguration();
-    return $config['suggestions'];
+    return $config['suggestions'] ?? '';
   }
 
   /**