diff --git a/assets/css/omise-css.css b/assets/css/omise-css.css
index 8247d58d..af31b6c2 100644
--- a/assets/css/omise-css.css
+++ b/assets/css/omise-css.css
@@ -356,12 +356,6 @@ ul.omise-banks-list {
 	border-color: #1e4598;
 }
 
-/** Citi **/
-.bank-logo.citi {
-	background: url('../images/citi.svg') #0b689d;
-	border-color: #0b689d;
-}
-
 /** First Choice **/
 .bank-logo.first_choice {
 	background: url('../images/firstchoice.svg') #007bc4;
diff --git a/includes/backends/class-omise-backend-installment.php b/includes/backends/class-omise-backend-installment.php
index f3d9d26f..a39ccd82 100644
--- a/includes/backends/class-omise-backend-installment.php
+++ b/includes/backends/class-omise-backend-installment.php
@@ -63,13 +63,6 @@ public function initiate()
 				'min_allowed_amount' => 500.00,
 			),
 
-			'installment_citi' => array(
-				'bank_code'          => 'citi',
-				'title'              => __('Citibank', 'omise'),
-				'interest_rate'      => 0,
-				'min_allowed_amount' => 500.00,
-			),
-
 			'installment_ttb' => array(
 				'bank_code'          => 'ttb',
 				'title'              => __('TMBThanachart Bank', 'omise'),