1 files changed, 3 insertions, 2 deletions
diff --git a/Swiften/Elements/ChatState.h b/Swiften/Elements/ChatState.h
index 1755eea..a7a8b1d 100644
--- a/Swiften/Elements/ChatState.h
+++ b/Swiften/Elements/ChatState.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010 Isode Limited.
+ * Copyright (c) 2010-2015 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */
@@ -8,10 +8,11 @@
 #include <string>
+#include <Swiften/Base/API.h>
 #include <Swiften/Elements/Payload.h>
 namespace Swift {
-        class ChatState : public Payload {
+        class SWIFTEN_API ChatState : public Payload {
                public:
                        enum ChatStateType {Active, Composing, Paused, Inactive, Gone};
                        ChatState(ChatStateType state = Active) {