diff --git a/pppoe_auth.json b/pppoe_auth.json
index 1befa74..934ac8d 100644
--- a/pppoe_auth.json
+++ b/pppoe_auth.json
@@ -37,7 +37,7 @@
             "type": "*constant", "value": "AccessReject", "blocker": true},
           {"tag": "RejectMessage", "path": "*rep.Reply-Message",
             "filters": ["*notempty:~*cgrep.Error:"],
-            "type": "*variable", "value": "~*cgrep.Error"},
+            "type": "*constant", "value": "Authentication failed: User not found or account disabled"},
           {"tag": "SessionTimeout", "path": "*rep.Session-Timeout", "type": "*variable",
             "value": "~*cgrep.MaxUsage{*duration_seconds}",
             "filters": ["*notempty:~*cgrep.MaxUsage:"]},
@@ -68,7 +68,7 @@
           {"tag": "Code", "path": "*rep.*radReplyCode", "filters": ["*notempty:~*cgrep.Error:"],
             "type": "*constant", "value": "AccessReject"},
           {"tag": "ReplyMessage", "path": "*rep.Reply-Message", "filters": ["*notempty:~*cgrep.Error:"],
-            "type": "*variable", "value": "~*cgrep.Error"}
+            "type": "*constant", "value": "Authentication failed: Invalid username or password"}
         ]
       },
       {
@@ -88,7 +88,7 @@
           {"tag": "Code", "path": "*rep.*radReplyCode", "filters": ["*notempty:~*cgrep.Error:"],
             "type": "*constant", "value": "AccessReject"},
           {"tag": "ReplyMessage", "path": "*rep.Reply-Message", "filters": ["*notempty:~*cgrep.Error:"],
-            "type": "*variable", "value": "~*cgrep.Error"}
+            "type": "*constant", "value": "Authentication failed: Invalid username or password"}
         ]
       },
       {
@@ -108,7 +108,7 @@
           {"tag": "Code", "path": "*rep.*radReplyCode", "filters": ["*notempty:~*cgrep.Error:"],
             "type": "*constant", "value": "AccessReject"},
           {"tag": "ReplyMessage", "path": "*rep.Reply-Message", "filters": ["*notempty:~*cgrep.Error:"],
-            "type": "*variable", "value": "~*cgrep.Error"}
+            "type": "*constant", "value": "Authentication failed: Invalid username or password"}
         ]
       }
     ]