diff --git a/src/main_gui.cpp b/src/main_gui.cpp
--- a/src/main_gui.cpp
+++ b/src/main_gui.cpp
@@ -24,9 +24,9 @@
 #include "strings_func.h"
 #include "zoom_func.h"
 #include "string_func.h"
-#include "player_base.h"
-#include "player_func.h"
-#include "player_gui.h"
+#include "company_base.h"
+#include "company_func.h"
+#include "company_gui.h"
 #include "settings_type.h"
 #include "toolbar_gui.h"
 #include "statusbar_gui.h"