diff --git a/src/preferences/time/CalendarView.cpp b/src/preferences/time/CalendarView.cpp
index 9f9efa086e..840325e8dc 100644
--- a/src/preferences/time/CalendarView.cpp
+++ b/src/preferences/time/CalendarView.cpp
@@ -349,7 +349,7 @@ TCalendarView::Draw(BRect updaterect)
 	float offset = FontHeight(this, true);
 	
 	for (int i = 0; i < 7; i++) {
-		day = kDays[i];
+		day = BString(&kDays[i], 1);
 		width = be_plain_font->StringWidth(day.String());
 		drawpt.x = bounds.left + (x - width / 2.0 + 2);
 		drawpt.y = bounds.bottom - offset / 2.0;
diff --git a/src/preferences/time/Jamfile b/src/preferences/time/Jamfile
index 9730b3cf70..26f2d6d49c 100644
--- a/src/preferences/time/Jamfile
+++ b/src/preferences/time/Jamfile
@@ -1,5 +1,7 @@
 SubDir HAIKU_TOP src preferences time ;
 
+SetSubDirSupportedPlatformsBeOSCompatible ;
+
 Preference Time : 
 	AnalogClock.cpp 
 	BaseView.cpp 
@@ -15,7 +17,7 @@ Preference Time :
 	TimeWindow.cpp 
 	TZDisplay.cpp 
 	ZoneView.cpp 
-	: libbe.so
+	: be
 	: Time.rdef
 	;
 
diff --git a/src/preferences/time/SettingsView.h b/src/preferences/time/SettingsView.h
index 7fd4e028ce..8292f5a89d 100644
--- a/src/preferences/time/SettingsView.h
+++ b/src/preferences/time/SettingsView.h
@@ -6,6 +6,7 @@
 #ifndef SETTINGS_VIEW_H
 #define SETTINGS_VIEW_H
 
+#include <RadioButton.h>
 #include <View.h>
 
 #include "AnalogClock.h"
diff --git a/src/preferences/time/ZoneView.h b/src/preferences/time/ZoneView.h
index 2949f6cc02..f819ed67e4 100644
--- a/src/preferences/time/ZoneView.h
+++ b/src/preferences/time/ZoneView.h
@@ -8,7 +8,9 @@
 
 
 #include <ListItem.h>
+#include <ListView.h>
 #include <Path.h>
+#include <PopUpMenu.h>
 #include <View.h>
 
 #include "TZDisplay.h"