diff --git a/gui/MetadataParser.h b/gui/MetadataParser.h
index 39daf8bc772..c918898bd99 100644
--- a/gui/MetadataParser.h
+++ b/gui/MetadataParser.h
@@ -20,8 +20,8 @@
  *
  */
 
-#ifndef METADATA_PARSER_H
-#define METADATA_PARSER_H
+#ifndef GUI_METADATA_PARSER_H
+#define GUI_METADATA_PARSER_H
 
 #include "common/scummsys.h"
 #include "common/xmlparser.h"
diff --git a/gui/widgets/groupedlist.h b/gui/widgets/groupedlist.h
index 172e19ed1d2..7c2873ef8bc 100644
--- a/gui/widgets/groupedlist.h
+++ b/gui/widgets/groupedlist.h
@@ -70,6 +70,8 @@ public:
 
 	void setGroupsVisibility(bool val) { _groupsVisible = val; }
 
+	void startEditMode() override { error("Edit mode is not supported for Grouped Lists"); }
+
 protected:
 	void sortGroups();
 	void toggleGroup(int groupID);