diff --git a/services/loopback/common/models/client-log.json b/services/loopback/common/models/client-log.json
index fd5a06329..947036d79 100644
--- a/services/loopback/common/models/client-log.json
+++ b/services/loopback/common/models/client-log.json
@@ -17,8 +17,7 @@
       "required": true
     },
     "userFk": {
-      "type": "Number",
-      "required": true
+      "type": "Number"
     },
     "action": {
       "type": "String",
diff --git a/services/loopback/common/models/loggable.js b/services/loopback/common/models/loggable.js
index d01a3062b..902dc1291 100644
--- a/services/loopback/common/models/loggable.js
+++ b/services/loopback/common/models/loggable.js
@@ -127,7 +127,7 @@ module.exports = function(Self) {
 
 
         let userFk;
-        if (!loopBackContext) userFk = process.env.NODE_ENV ? 1765 : 111;
+        if (!loopBackContext) userFk = null;
         else userFk = loopBackContext.active.accessToken.userId;
 
         let action = setActionType(ctx);