diff --git a/mate-session-manager-1.5.0-fix_schema.patch b/mate-session-manager-1.5.0-fix_schema.patch
deleted file mode 100644
index 9c43848..0000000
--- a/mate-session-manager-1.5.0-fix_schema.patch
+++ /dev/null
@@ -1,80 +0,0 @@
-From 09388d8e945ef0674bca82c5ba375d901b14e693 Mon Sep 17 00:00:00 2001
-From: Stefano Karapetsas <stefano@karapetsas.com>
-Date: Mon, 26 Nov 2012 21:23:39 +0100
-Subject: [PATCH] fix screensaver gschema usage close
- https://github.com/mate-desktop/mate-desktop/issues/38
-
----
- mate-session/gsm-manager.c | 30 ++++++++++++++++++++++++++++--
- 1 file changed, 28 insertions(+), 2 deletions(-)
-
-diff --git a/mate-session/gsm-manager.c b/mate-session/gsm-manager.c
-index 8b2e024..ad4ed89 100644
---- a/mate-session/gsm-manager.c
-+++ b/mate-session/gsm-manager.c
-@@ -137,6 +137,7 @@ struct GsmManagerPrivate
- 
-         GSettings              *settings_session;
-         GSettings              *settings_lockdown;
-+        GSettings              *settings_screensaver;
- 
-         DBusGProxy             *bus_proxy;
-         DBusGConnection        *connection;
-@@ -967,8 +968,11 @@ manager_switch_user (GsmManager *manager)
- static gboolean
- sleep_lock_is_enabled (GsmManager *manager)
- {
--        return g_settings_get_boolean (manager->priv->settings_lockdown,
--                                       KEY_SLEEP_LOCK);
-+        if (manager->priv->settings_screensaver != NULL)
-+                return g_settings_get_boolean (manager->priv->settings_screensaver,
-+                                               KEY_SLEEP_LOCK);
-+        else
-+                return FALSE;
- }
- 
- static void
-@@ -2178,6 +2182,11 @@ gsm_manager_dispose (GObject *object)
-                 manager->priv->settings_lockdown = NULL;
-         }
- 
-+        if (manager->priv->settings_screensaver) {
-+                g_object_unref (manager->priv->settings_screensaver);
-+                manager->priv->settings_screensaver = NULL;
-+        }
-+
-         if (manager->priv->up_client != NULL) {
-                 g_object_unref (manager->priv->up_client);
-                 manager->priv->up_client = NULL;
-@@ -2336,12 +2345,29 @@ on_presence_status_changed (GsmPresence  *presence,
- static void
- gsm_manager_init (GsmManager *manager)
- {
-+        const char * const *schemas;
-+        gboolean schema_exists;
-+        guint i;
- 
-         manager->priv = GSM_MANAGER_GET_PRIVATE (manager);
- 
-         manager->priv->settings_session = g_settings_new (SESSION_SCHEMA);
-         manager->priv->settings_lockdown = g_settings_new (LOCKDOWN_SCHEMA);
- 
-+        /* check if mate-screensaver is installed */
-+        schemas = g_settings_list_schemas ();
-+        schema_exists = FALSE;
-+        for (i = 0; schemas[i] != NULL; i++) {
-+                if (g_str_equal (schemas[i], SCREENSAVER_SCHEMA)) {
-+                        schema_exists = TRUE;
-+                        break;
-+                }
-+        }
-+        if (schema_exists == TRUE)
-+                manager->priv->settings_screensaver = g_settings_new (SCREENSAVER_SCHEMA);
-+        else
-+                manager->priv->settings_screensaver = NULL;
-+
-         manager->priv->inhibitors = gsm_store_new ();
-         g_signal_connect (manager->priv->inhibitors,
-                           "added",
--- 
-1.8.0