diff --git a/Marlin/src/lcd/e3v2/proui/dwin.cpp b/Marlin/src/lcd/e3v2/proui/dwin.cpp
index a0e2f8898b..fd4e095885 100644
--- a/Marlin/src/lcd/e3v2/proui/dwin.cpp
+++ b/Marlin/src/lcd/e3v2/proui/dwin.cpp
@@ -37,6 +37,7 @@
 
 #include "../../utf8.h"
 #include "../../marlinui.h"
+#include "../../extui/ui_api.h"
 #include "../../../MarlinCore.h"
 #include "../../../core/serial.h"
 #include "../../../core/macros.h"