diff --git a/gtk/gtkicontheme.c b/gtk/gtkicontheme.c
index dc589254c3..0520686206 100644
--- a/gtk/gtkicontheme.c
+++ b/gtk/gtkicontheme.c
@@ -1568,7 +1568,7 @@ symbolic_pixbuf_cache_free (SymbolicPixbufCache *cache)
 
   while (cache != NULL)
     {
-      next = cache;
+      next = cache->next;
       g_object_unref (cache->pixbuf);
       g_free (cache);