diff --git a/launcher/FileSystem.cpp b/launcher/FileSystem.cpp
index 14b50768a..954e7936e 100644
--- a/launcher/FileSystem.cpp
+++ b/launcher/FileSystem.cpp
@@ -55,7 +55,6 @@
 #include "DesktopServices.h"
 #include "PSaveFile.h"
 #include "StringUtils.h"
-#include "ui/dialogs/CustomMessageBox.h"
 
 #if defined Q_OS_WIN32
 #define NOMINMAX