diff --git a/DatabaseScripts/Install.sql b/DatabaseScripts/Install.sql
index d996481b..57d69247 100644
--- a/DatabaseScripts/Install.sql
+++ b/DatabaseScripts/Install.sql
@@ -28,7 +28,7 @@ CREATE TABLE [dbo].[Users](
 	[RejectedBy] [varchar](50) NULL,
 	[RejectedTime] [datetime] NULL,
 	[RejectedReason] [nvarchar](50) NULL,
-	[Icon] [varchar](50) NOT NULL,
+	[Icon] [varchar](50) NULL,
 	[Css] [varchar](50) NULL,
  CONSTRAINT [PK_Users] PRIMARY KEY CLUSTERED 
 (
@@ -366,9 +366,6 @@ GO
 ALTER TABLE [dbo].[Messages] ADD  CONSTRAINT [DF_Messages_Label]  DEFAULT ((0)) FOR [Label]
 GO
 
-ALTER TABLE [dbo].[Users] ADD  CONSTRAINT [DF_Users_Icon]  DEFAULT ('default.jpg') FOR [Icon]
-GO
-
 ALTER TABLE [dbo].[Navigations] ADD  CONSTRAINT [DF_Navigations_Target]  DEFAULT ('_self') FOR [Target]
 GO
 
diff --git a/DatabaseScripts/MongoDB/BootstrapAdmin.Users.json b/DatabaseScripts/MongoDB/BootstrapAdmin.Users.json
index 71b5861c..edbb7810 100644
--- a/DatabaseScripts/MongoDB/BootstrapAdmin.Users.json
+++ b/DatabaseScripts/MongoDB/BootstrapAdmin.Users.json
@@ -9,7 +9,7 @@
     "ApprovedTime": ISODate("2018-09-09T06:06:20.130+0000"),
     "ApprovedBy": "system",
     "Description": "系统默认创建",
-    "Icon": "~/images/uploader/default.jpg",
+    "Icon": "default.jpg",
     "Css": null,
     "Roles": [
       "5bd7cc105fa31256f77e4eb7"