diff --git a/src/main/java/li/cil/oc/client/GuiHandler.scala b/src/main/java/li/cil/oc/client/GuiHandler.scala
index 7bc08bd89..9871088e6 100644
--- a/src/main/java/li/cil/oc/client/GuiHandler.scala
+++ b/src/main/java/li/cil/oc/client/GuiHandler.scala
@@ -62,7 +62,7 @@ object GuiHandler extends CommonGuiHandler {
                     else player.addChatMessage(StatCollector.translateToLocal(Settings.namespace + "gui.Terminal.InvalidKey"))
                   }
                   else player.addChatMessage(StatCollector.translateToLocal(Settings.namespace + "gui.Terminal.OutOfRange"))
-                case _ => null
+                case _ => player.addChatMessage(StatCollector.translateToLocal(Settings.namespace + "gui.Terminal.OutOfRange"))
               }
             }
           }