diff --git a/feature/rfid-read/source/loop.php b/feature/rfid-read/source/loop.php
index bff01a2..1b8b88c 100755
--- a/feature/rfid-read/source/loop.php
+++ b/feature/rfid-read/source/loop.php
@@ -11,6 +11,7 @@
 	$actions  = [];
 
 	$last_user = null;
+	$last_code = null;
 	$last_to   = null; // last action timeout processed
 	$timeout   = 0;
 
@@ -340,6 +341,7 @@
 		/* [1] Load global variables
 		=========================================================*/
 		/* (1) Persistent variabes */
+		global $last_code;
 		global $last_user;
 		global $timeout, $last_to;
 
@@ -374,8 +376,10 @@
 		/* (3) If code -> format it */
 		$code = strtoupper($code);
 
-		slog("card '$code' read", 'rfid-read:read');
+		if( $code != $last_code )
+			slog("card '$code' read", 'rfid-read:read');
 
+		$last_code = $code;
 
 		/* [2] Check for user in auth list
 		=========================================================*/