diff --git a/src/add-ons/input_server/methods/pen/Jamfile b/src/add-ons/input_server/methods/pen/Jamfile
index 546630bbc9..b67eb74169 100644
--- a/src/add-ons/input_server/methods/pen/Jamfile
+++ b/src/add-ons/input_server/methods/pen/Jamfile
@@ -5,7 +5,9 @@ SetSubDirSupportedPlatformsBeOSCompatible ;
 UsePrivateHeaders interface ;
 
 #SubDirSysHdrs $(SUBDIR) ;
-#SubDirHdrs [ FDirName $(SUBDIR) pen ] ;
+if $(TARGET_PLATFORM) != dano {
+	SubDirSysHdrs [ FDirName $(SUBDIR) compat ] ;
+}
 
 if $(TARGET_PLATFORM) != haiku {
 	SubDirC++Flags -fmultiple-symbol-spaces ;
diff --git a/src/add-ons/input_server/methods/pen/compat/StringIO.h b/src/add-ons/input_server/methods/pen/compat/StringIO.h
index 7eb9ac5052..60916e48c8 100644
--- a/src/add-ons/input_server/methods/pen/compat/StringIO.h
+++ b/src/add-ons/input_server/methods/pen/compat/StringIO.h
@@ -10,8 +10,9 @@
 #ifndef _STRING_IO_H
 #define _STRING_IO_H
 
-#include <String.h>
 #include <DataIO.h>
+#include <Rect.h>
+#include <String.h>
 //#include <stdint.h>
 
 // stripped down BStringIO
@@ -46,4 +47,4 @@ private:
 
 #endif /* _STRING_IO_H */
 
-#endif
\ No newline at end of file
+#endif