diff --git a/admin/static/js/app.js b/admin/static/js/app.js
index 7d70c888..1fdb4053 100644
--- a/admin/static/js/app.js
+++ b/admin/static/js/app.js
@@ -1241,7 +1241,7 @@ angular.module("FICApp")
 	$scope.syncExo = function() {
 	    $scope.inSync = true;
 	    $http({
-		url: "/api/sync/themes/" + $routeParams.themeId + "/exercices/" + $routeParams.exerciceId,
+		url: "/api/sync/themes/" + $scope.exercice.id_theme + "/exercices/" + $routeParams.exerciceId,
 		method: "POST"
 	    }).then(function(response) {
 		$scope.inSync = false;