diff --git a/src/apps/aboutsystem/Jamfile b/src/apps/aboutsystem/Jamfile
index 1c3ae5e919..e1b1c2dc3e 100644
--- a/src/apps/aboutsystem/Jamfile
+++ b/src/apps/aboutsystem/Jamfile
@@ -2,9 +2,17 @@ SubDir HAIKU_TOP src apps aboutsystem ;
 
 UsePrivateHeaders shared ;
 
+SetSubDirSupportedPlatformsBeOSCompatible ;
+
+if ! $(TARGET_PLATFORM_HAIKU_COMPATIBLE) {
+	UseHeaders [ FDirName $(HAIKU_TOP) headers os kernel ] : true ;
+}
 if $(TARGET_PLATFORM) = r5 {
 	SubDirC++Flags -DR5_COMPATIBLE ;
 }
+if $(TARGET_PLATFORM) = dano {
+	SubDirC++Flags -DR5_COMPATIBLE ;
+}
 
 Application AboutSystem :
 	AboutSystem.cpp