diff -r 9a6551eba09c -r c593fc9f5438 pidgin/plugins/spellchk.c
--- a/pidgin/plugins/spellchk.c	Thu Mar 23 21:01:15 2017 +0300
+++ b/pidgin/plugins/spellchk.c	Fri Mar 24 02:23:46 2017 +0300
@@ -1865,7 +1865,7 @@
 	val.g_type = 0;
 	gtk_tree_model_get_value(GTK_TREE_MODEL(model), &iter, GPOINTER_TO_INT(data), &val);
 
-	if (strcmp(arg2, g_value_get_string(&val))) {
+	if (!purple_strequal(arg2, g_value_get_string(&val))) {
 		gtk_list_store_set(model, &iter, GPOINTER_TO_INT(data), arg2, -1);
 		save_list();
 	}