diff --git a/src/backend/plugins/config-gnome/config-gnome.c b/src/backend/plugins/config-gnome/config-gnome.c
index d4cea85..9940761 100644
--- a/src/backend/plugins/config-gnome/config-gnome.c
+++ b/src/backend/plugins/config-gnome/config-gnome.c
@@ -86,11 +86,60 @@ px_config_gnome_init (PxConfigGnome *self)
   if (!self->available)
     return;
 
-  self->proxy_settings = g_settings_new ("org.gnome.system.proxy");
-  self->http_proxy_settings = g_settings_new ("org.gnome.system.proxy.http");
-  self->https_proxy_settings = g_settings_new ("org.gnome.system.proxy.https");
-  self->ftp_proxy_settings = g_settings_new ("org.gnome.system.proxy.ftp");
-  self->socks_proxy_settings = g_settings_new ("org.gnome.system.proxy.socks");
+  {
+    g_autoptr(GSettingsSchemaSource) schema_source;
+    g_autoptr(GSettingsSchema) schema;
+    schema_source = g_settings_schema_source_new_from_directory("@gds@",
+                                                                g_settings_schema_source_get_default(),
+                                                                TRUE, NULL);
+    schema = g_settings_schema_source_lookup(schema_source,
+                                             "org.gnome.system.proxy", FALSE);
+    self->proxy_settings = g_settings_new_full(schema, NULL, NULL);
+  }
+  {
+    g_autoptr(GSettingsSchemaSource) schema_source;
+    g_autoptr(GSettingsSchema) schema;
+    schema_source = g_settings_schema_source_new_from_directory("@gds@",
+                                                                g_settings_schema_source_get_default(),
+                                                                TRUE, NULL);
+    schema = g_settings_schema_source_lookup(schema_source,
+                                             "org.gnome.system.proxy.http",
+                                             FALSE);
+    self->http_proxy_settings = g_settings_new_full(schema, NULL, NULL);
+  }
+  {
+    g_autoptr(GSettingsSchemaSource) schema_source;
+    g_autoptr(GSettingsSchema) schema;
+    schema_source = g_settings_schema_source_new_from_directory("@gds@",
+                                                                g_settings_schema_source_get_default(),
+                                                                TRUE, NULL);
+    schema = g_settings_schema_source_lookup(schema_source,
+                                             "org.gnome.system.proxy.https",
+                                             FALSE);
+    self->https_proxy_settings = g_settings_new_full(schema, NULL, NULL);
+  }
+  {
+    g_autoptr(GSettingsSchemaSource) schema_source;
+    g_autoptr(GSettingsSchema) schema;
+    schema_source = g_settings_schema_source_new_from_directory("@gds@",
+                                                                g_settings_schema_source_get_default(),
+                                                                TRUE, NULL);
+    schema = g_settings_schema_source_lookup(schema_source,
+                                             "org.gnome.system.proxy.ftp",
+                                             FALSE);
+    self->ftp_proxy_settings = g_settings_new_full(schema, NULL, NULL);
+  }
+  {
+    g_autoptr(GSettingsSchemaSource) schema_source;
+    g_autoptr(GSettingsSchema) schema;
+    schema_source = g_settings_schema_source_new_from_directory("@gds@",
+                                                                g_settings_schema_source_get_default(),
+                                                                TRUE, NULL);
+    schema = g_settings_schema_source_lookup(schema_source,
+                                             "org.gnome.system.proxy.socks",
+                                             FALSE);
+    self->socks_proxy_settings = g_settings_new_full(schema, NULL, NULL);
+  }
 }
 
 static void
diff --git a/tests/config-gnome-test.c b/tests/config-gnome-test.c
index f1cde61..a046208 100644
--- a/tests/config-gnome-test.c
+++ b/tests/config-gnome-test.c
@@ -60,11 +60,60 @@ static void
 fixture_setup (Fixture       *self,
                gconstpointer  data)
 {
-  self->proxy_settings = g_settings_new ("org.gnome.system.proxy");
-  self->http_proxy_settings = g_settings_new ("org.gnome.system.proxy.http");
-  self->https_proxy_settings = g_settings_new ("org.gnome.system.proxy.https");
-  self->ftp_proxy_settings = g_settings_new ("org.gnome.system.proxy.ftp");
-  self->socks_proxy_settings = g_settings_new ("org.gnome.system.proxy.socks");
+  {
+    g_autoptr(GSettingsSchemaSource) schema_source;
+    g_autoptr(GSettingsSchema) schema;
+    schema_source = g_settings_schema_source_new_from_directory("@gds@",
+                                                                g_settings_schema_source_get_default(),
+                                                                TRUE, NULL);
+    schema = g_settings_schema_source_lookup(schema_source,
+                                             "org.gnome.system.proxy", FALSE);
+    self->proxy_settings = g_settings_new_full(schema, NULL, NULL);
+  }
+  {
+    g_autoptr(GSettingsSchemaSource) schema_source;
+    g_autoptr(GSettingsSchema) schema;
+    schema_source = g_settings_schema_source_new_from_directory("@gds@",
+                                                                g_settings_schema_source_get_default(),
+                                                                TRUE, NULL);
+    schema = g_settings_schema_source_lookup(schema_source,
+                                             "org.gnome.system.proxy.http",
+                                             FALSE);
+    self->http_proxy_settings = g_settings_new_full(schema, NULL, NULL);
+  }
+  {
+    g_autoptr(GSettingsSchemaSource) schema_source;
+    g_autoptr(GSettingsSchema) schema;
+    schema_source = g_settings_schema_source_new_from_directory("@gds@",
+                                                                g_settings_schema_source_get_default(),
+                                                                TRUE, NULL);
+    schema = g_settings_schema_source_lookup(schema_source,
+                                             "org.gnome.system.proxy.https",
+                                             FALSE);
+    self->https_proxy_settings = g_settings_new_full(schema, NULL, NULL);
+  }
+  {
+    g_autoptr(GSettingsSchemaSource) schema_source;
+    g_autoptr(GSettingsSchema) schema;
+    schema_source = g_settings_schema_source_new_from_directory("@gds@",
+                                                                g_settings_schema_source_get_default(),
+                                                                TRUE, NULL);
+    schema = g_settings_schema_source_lookup(schema_source,
+                                             "org.gnome.system.proxy.ftp",
+                                             FALSE);
+    self->ftp_proxy_settings = g_settings_new_full(schema, NULL, NULL);
+  }
+  {
+    g_autoptr(GSettingsSchemaSource) schema_source;
+    g_autoptr(GSettingsSchema) schema;
+    schema_source = g_settings_schema_source_new_from_directory("@gds@",
+                                                                g_settings_schema_source_get_default(),
+                                                                TRUE, NULL);
+    schema = g_settings_schema_source_lookup(schema_source,
+                                             "org.gnome.system.proxy.socks",
+                                             FALSE);
+    self->socks_proxy_settings = g_settings_new_full(schema, NULL, NULL);
+  }
 }
 
 static void