diff --git a/apps/index.lua b/apps/index.lua
index 74e4524..0401b1f 100644
--- a/apps/index.lua
+++ b/apps/index.lua
@@ -1,8 +1,3 @@
--- require needed library
-require("silk.api")
--- need to define this
--- basically it initialize an session object
-session_start()
 
 -- some global variables
 DIR_SEP = ""
@@ -11,6 +6,13 @@ HTTP_ROOT = ""
 MODEL_ROOT = ""
 CONTROLLER_ROOT = ""
 VIEW_ROOT = ""
+BASE_FRW = "apps."
+
+-- require needed library
+require("silk.api")
+-- need to define this
+-- basically it initialize an session object
+session_start()
 
 -- registry object store global variables
 local REGISTRY = {}
@@ -23,4 +25,5 @@ local router = Router{registry = REGISTRY}
 REGISTRY.router = router
 router.setPath(CONTROLLER_ROOT)
 router.delegate()
+if REGISTRY.db then REGISTRY.db:close() end
 
diff --git a/apps/silk/Logger.lua b/apps/silk/Logger.lua
index fe7f360..66eb0ee 100644
--- a/apps/silk/Logger.lua
+++ b/apps/silk/Logger.lua
@@ -1,4 +1,4 @@
-Logger = Object:extends{registry = {}, levels = {}}
+Logger = Object:extends{levels = {}}
 
 function Logger:initialize()
 end
diff --git a/apps/silk/api.lua b/apps/silk/api.lua
index f986fb8..c54bc2a 100644
--- a/apps/silk/api.lua
+++ b/apps/silk/api.lua
@@ -1,10 +1,10 @@
 require("OOP")
 require("sqlite")
-require("silk.Router")
-require("silk.BaseController")
-require("silk.BaseModel")
-require("silk.Logger")
-require("silk.Template")
+require(BASE_FRW.."silk.Router")
+require(BASE_FRW.."silk.BaseController")
+require(BASE_FRW.."silk.BaseModel")
+require(BASE_FRW.."silk.Logger")
+require(BASE_FRW.."silk.Template")
 
 function Object:extends(o)
 	return self:inherit(o)