diff --git a/indra/newview/llnearbychatbar.cpp b/indra/newview/llnearbychatbar.cpp
index 32dc5e59278e740073fcd570f8f9ee4d3b8c02df..730939861b21bc3635fd06e46151ec82debf894a 100644
--- a/indra/newview/llnearbychatbar.cpp
+++ b/indra/newview/llnearbychatbar.cpp
@@ -36,6 +36,7 @@
 #include "lltrans.h"
 
 #include "llnearbychatbar.h"
+#include "lltalkbutton.h"
 #include "llbottomtray.h"
 #include "llagent.h"
 #include "llgesturemgr.h"