diff --git a/src/ui/window.c b/src/ui/window.c
index 54f1b99f..1cdf2f26 100644
--- a/src/ui/window.c
+++ b/src/ui/window.c
@@ -336,7 +336,7 @@ win_free(ProfWin* window)
         ProfChatWin *chatwin = (ProfChatWin*)window;
         free(chatwin->barejid);
         free(chatwin->resource_override);
-        free(chatwin->state);
+        chat_state_free(chatwin->state);
     }
 
     if (window->type == WIN_MUC) {