diff --git a/src/less/components/payex/alert.less b/src/less/components/payex/alert.less
index 38f1d812af..9345bb2e6d 100644
--- a/src/less/components/payex/alert.less
+++ b/src/less/components/payex/alert.less
@@ -2,7 +2,7 @@
 
 .alert {
 	&.alert-success {
-		i[class^="swepay-icon-"].swepay-icon-check-circle-filled, i[class*=" swepay-icon-"].swepay-icon-check-circle-filled {
+		i:is([class^="swepay-icon-"], [class*=" swepay-icon-"]).swepay-icon-check-circle-filled {  
 			background-image: url(../../../icons/payex/check_circle_24px.svg);
 		}	
 	}