diff --git a/src/common/platform/posix/sdl/i_system.cpp b/src/common/platform/posix/sdl/i_system.cpp
index 3e5fe9b10..bf7939f8f 100644
--- a/src/common/platform/posix/sdl/i_system.cpp
+++ b/src/common/platform/posix/sdl/i_system.cpp
@@ -83,8 +83,6 @@ CVAR(Bool, con_printansi, true, CVAR_GLOBALCONFIG|CVAR_ARCHIVE);
 CVAR(Bool, con_4bitansi, false, CVAR_GLOBALCONFIG|CVAR_ARCHIVE);
 EXTERN_CVAR(Bool, longsavemessages)
 
-extern FStartupScreen *StartWindow;
-
 void I_SetIWADInfo()
 {
 }