diff --git a/backend/src/main/resources/i18n/messages.properties b/backend/src/main/resources/i18n/messages.properties
index 1e3c0370d..714bf14bb 100644
--- a/backend/src/main/resources/i18n/messages.properties
+++ b/backend/src/main/resources/i18n/messages.properties
@@ -501,6 +501,7 @@ tooltip.mark-as-default=Mark as Default
 tooltip.protocol-support-enumeration=Protocol Support Enumeration
 tooltip.nameid-format=Content is name identifier format which is added to all the applicable roles of the entities which match any of the following <Entity> or {{<ConditionRef>}}elements.
 tooltip.enable-this-service-upon-saving=If checkbox is clicked, the metadata provider is enabled for integration with the IdP
+tooltip.is-there-a-x509-certificate=Is there a X509 Certificate?
 tooltip.authentication-requests-signed=Authentication Requests Signed
 tooltip.want-assertions-signed=Want Assertions Signed
 tooltip.certificate-name=Certificate Name