diff --git a/src/add-ons/translators/bmptranslator/BMPTranslator.h b/src/add-ons/translators/bmptranslator/BMPTranslator.h
index 0d2d466812..b88d43a34d 100644
--- a/src/add-ons/translators/bmptranslator/BMPTranslator.h
+++ b/src/add-ons/translators/bmptranslator/BMPTranslator.h
@@ -7,6 +7,7 @@
 #include <TranslatorFormats.h>
 #include <TranslationDefs.h>
 #include <GraphicsDefs.h>
+#include <InterfaceDefs.h>
 #include <DataIO.h>
 #include <ByteOrder.h>