diff -ur dymo-cups-drivers-1.4.0.5/src/common/CupsFilter.h dymo-cups-drivers-1.4.0.5-patch/src/common/CupsFilter.h
--- dymo-cups-drivers-1.4.0.5/src/common/CupsFilter.h	2012-02-07 08:22:37.000000000 -0500
+++ dymo-cups-drivers-1.4.0.5-patch/src/common/CupsFilter.h	2016-10-27 20:13:46.267013540 -0400
@@ -23,6 +23,7 @@
 
 #include <cups/cups.h>
 #include <cups/raster.h>
+#include <cups/ppd.h>
 #include <memory>
 #include <string>
 #include "CupsPrintEnvironment.h"
diff -ur dymo-cups-drivers-1.4.0.5/src/lm/CupsFilterLabelManager.h dymo-cups-drivers-1.4.0.5-patch/src/lm/CupsFilterLabelManager.h
--- dymo-cups-drivers-1.4.0.5/src/lm/CupsFilterLabelManager.h	2012-02-07 08:22:38.000000000 -0500
+++ dymo-cups-drivers-1.4.0.5-patch/src/lm/CupsFilterLabelManager.h	2016-10-27 20:14:00.407310094 -0400
@@ -23,6 +23,7 @@
 
 #include <cups/cups.h>
 #include <cups/raster.h>
+#include <cups/ppd.h>
 #include "LabelManagerDriver.h"
 #include "LabelManagerLanguageMonitor.h"
 #include "DummyLanguageMonitor.h"
@@ -50,4 +51,4 @@
 
 /*
  * End of "$Id: CupsFilterLabelManager.h 14880 2011-03-31 16:29:05Z aleksandr $".
- */
\ No newline at end of file
+ */
diff -ur dymo-cups-drivers-1.4.0.5/src/lw/CupsFilterLabelWriter.h dymo-cups-drivers-1.4.0.5-patch/src/lw/CupsFilterLabelWriter.h
--- dymo-cups-drivers-1.4.0.5/src/lw/CupsFilterLabelWriter.h	2012-02-07 08:22:37.000000000 -0500
+++ dymo-cups-drivers-1.4.0.5-patch/src/lw/CupsFilterLabelWriter.h	2016-10-27 20:14:23.717798963 -0400
@@ -23,6 +23,7 @@
 
 #include <cups/cups.h>
 #include <cups/raster.h>
+#include <cups/ppd.h>
 #include "LabelWriterDriver.h"
 #include "LabelWriterLanguageMonitor.h"
 #include "DummyLanguageMonitor.h"