1 files changed, 4 insertions, 2 deletions
diff --git a/Swiften/Elements/ProtocolHeader.h b/Swiften/Elements/ProtocolHeader.h
index 428ad1c..a38f806 100644
--- a/Swiften/Elements/ProtocolHeader.h
+++ b/Swiften/Elements/ProtocolHeader.h
@@ -1,18 +1,20 @@
 /*
- * Copyright (c) 2010 Isode Limited.
+ * Copyright (c) 2010-2015 Isode Limited.
  * All rights reserved.
  * See the COPYING file for more information.
  */
 
 #pragma once
 
 #include <string>
 
+#include <Swiften/Base/API.h>
+
 namespace Swift {
-	class ProtocolHeader {
+	class SWIFTEN_API ProtocolHeader {
 		public:
 			ProtocolHeader() : version("1.0") {}
 
 			const std::string& getTo() const { return to; }
 			void setTo(const std::string& a)  { 
 				to = a;