diff --git a/htdocs/api/class/api_setup.class.php b/htdocs/api/class/api_setup.class.php
index 81927f65bae..ca716712189 100644
--- a/htdocs/api/class/api_setup.class.php
+++ b/htdocs/api/class/api_setup.class.php
@@ -1667,7 +1667,7 @@ class Setup extends DolibarrApi
 		}
 		if ($xmlremote && !preg_match('/\.xml$/', $xmlremote)) {
 			$langs->load("errors");
-			throw new RestException(500, $langs->trans("ErrorURLMustEndWith", '.xml'));
+			throw new RestException(500, $langs->trans("ErrorURLMustEndWith", $xmlremote, '.xml'));
 		}
 
 		if ($target == 'local') {
diff --git a/htdocs/langs/en_US/errors.lang b/htdocs/langs/en_US/errors.lang
index 002aa63fa62..7b2bb4ebf5c 100644
--- a/htdocs/langs/en_US/errors.lang
+++ b/htdocs/langs/en_US/errors.lang
@@ -226,6 +226,7 @@ ErrorAPageWithThisNameOrAliasAlreadyExists=The page/container <strong>%s</strong
 ErrorDuringChartLoad=Error when loading chart of accounts. If few accounts were not loaded, you can still enter them manually.
 ErrorBadSyntaxForParamKeyForContent=Bad syntax for param keyforcontent. Must have a value starting with %s or %s
 ErrorVariableKeyForContentMustBeSet=Error, the constant with name %s (with text content to show) or %s (with external url to show) must be set.
+ErrorURLMustEndWith=URL %s must end %s
 ErrorURLMustStartWithHttp=URL %s must start with http:// or https://
 ErrorHostMustNotStartWithHttp=Host name %s must NOT start with http:// or https://
 ErrorNewRefIsAlreadyUsed=Error, the new reference is already used