diff -Naru a/src/nautilus-window-slot.c b/src/nautilus-window-slot.c
--- a/src/nautilus-window-slot.c
+++ b/src/nautilus-window-slot.c
@@ -1168,19 +1168,6 @@
     priv->view_mode_before_search = NAUTILUS_VIEW_INVALID_ID;
 }
 
-static void
-nautilus_window_slot_finalize (GObject *object)
-{
-    NautilusWindowSlot *slot;
-    slot = NAUTILUS_WINDOW_SLOT (object);
-
-    g_signal_handlers_disconnect_by_func (nautilus_preferences,
-                                          isearch_enable_changed,
-                                          slot);
-
-    G_OBJECT_CLASS (nautilus_window_slot_parent_class)->finalize (object);
-}
-
 #define DEBUG_FLAG NAUTILUS_DEBUG_WINDOW
 #include "nautilus-debug.h"
 
@@ -3026,6 +3013,10 @@
     self = NAUTILUS_WINDOW_SLOT (object);
     priv = nautilus_window_slot_get_instance_private (self);
 
+    g_signal_handlers_disconnect_by_func (nautilus_preferences,
+                                          isearch_enable_changed,
+                                          self);
+
     g_clear_pointer (&priv->title, g_free);
 
     G_OBJECT_CLASS (nautilus_window_slot_parent_class)->finalize (object);