diff --git a/src/preferences/datatranslations/DataTranslationsWindow.cpp b/src/preferences/datatranslations/DataTranslationsWindow.cpp
index fffc5522c5..c02c89ef54 100644
--- a/src/preferences/datatranslations/DataTranslationsWindow.cpp
+++ b/src/preferences/datatranslations/DataTranslationsWindow.cpp
@@ -17,6 +17,7 @@
 #include <Application.h>
 #include <Alignment.h>
 #include <Alert.h>
+#include <Entry.h>
 #include <Bitmap.h>
 #include <Box.h>
 #include <Button.h>
diff --git a/src/preferences/datatranslations/DataTranslationsWindow.h b/src/preferences/datatranslations/DataTranslationsWindow.h
index 5b0411e4e6..0acd56bcf7 100644
--- a/src/preferences/datatranslations/DataTranslationsWindow.h
+++ b/src/preferences/datatranslations/DataTranslationsWindow.h
@@ -11,17 +11,13 @@
 #define DATA_TRANSLATIONS_WINDOW_H
 
 
+#include <Box.h>
+#include <Path.h>
+#include <View.h>
 #include <Window.h>
 
 #include "IconView.h"
-
-
-class BBox;
-class BStringView;
-class BView;
-
-class IconView;
-class TranslatorListView;
+#include "TranslatorListView.h"
 
 
 class DataTranslationsWindow : public BWindow {