@@ -59,10 +59,11 @@
 #import "OFXMLElement.h"
 #import "OFXMLAttribute.h"
 #import "OFXMLCharacters.h"
 #import "OFXMLCDATA.h"
 #import "OFXMLComment.h"
+#import "OFXMLProcessingInstructions.h"
 #import "OFXMLParser.h"
 #import "OFXMLElementBuilder.h"
 
 #import "OFSerialization.h"