diff -r 4284b3621d8e -r f538b2fb2525 pidgin/gtkconv.c
--- a/pidgin/gtkconv.c	Sun Sep 29 17:30:11 2013 +0530
+++ b/pidgin/gtkconv.c	Mon Sep 30 14:07:42 2013 +0530
@@ -3825,12 +3825,14 @@
 static void
 update_typing_icon(PidginConversation *gtkconv)
 {
-	PurpleIMConversation *im = PURPLE_IM_CONVERSATION(gtkconv->active_conv);
+	PurpleIMConversation *im;
 	char *message = NULL;
 
-	if (im == NULL)
+	if (!PURPLE_IS_IM_CONVERSATION(gtkconv->active_conv))
 		return;
 
+	im = PURPLE_IM_CONVERSATION(gtkconv->active_conv);
+
 	if (purple_im_conversation_get_typing_state(im) == PURPLE_IM_NOT_TYPING) {
 #ifdef RESERVE_LINE
 		update_typing_message(gtkconv, NULL);