diff --git a/include/transport/NetworkPluginServer.h b/include/transport/NetworkPluginServer.h
index 50b526eb07667cc37621aee7fa09fbdd2792e744..f387c4d9955525541de251dbb0b6d40179c8feb1 100644
--- a/include/transport/NetworkPluginServer.h
+++ b/include/transport/NetworkPluginServer.h
@@ -42,6 +42,7 @@
 #include "Swiften/SwiftenCompat.h"
 #include <Swiften/Version.h>
 #include <Swiften/FileTransfer/FileTransfer.h>
+#include "transport/protocol.pb.h"
 #define HAVE_SWIFTEN_3  (SWIFTEN_VERSION >= 0x030000)
 
 #define NETWORK_PLUGIN_API_VERSION (1)
@@ -178,6 +179,8 @@ class NetworkPluginServer : Swift::XMPPParserClient {
 #endif
 		void handleStreamEnd() {}
 
+		void wrapIncomingImage(Swift::Message* msg, const pbnetwork::ConversationMessage& payload);
+
 		UserManager *m_userManager;
 		VCardResponder *m_vcardResponder;
 		RosterResponder *m_rosterResponder;