diff --git a/app/components/page_component.rb b/app/components/page_component.rb
index c79be21c..90b45216 100644
--- a/app/components/page_component.rb
+++ b/app/components/page_component.rb
@@ -14,7 +14,7 @@ def initialize(title:, content_container: false, full_width: true)
   def content_container_class
     default_classes = "space-y-4"
     container_classes = "border rounded-lg p-4 shadow"
-    default_classes + " " + container_classes if @content_container == true
+    [ default_classes, container_classes ].join(" ") if @content_container == true
   end
 
   def width_class