diff --git a/admin/static/js/app.js b/admin/static/js/app.js
index b4a4c4d7..fb60bfc9 100644
--- a/admin/static/js/app.js
+++ b/admin/static/js/app.js
@@ -273,7 +273,7 @@ angular.module("FICApp")
 	})
     })
     .factory("ThemedExercice", function($resource) {
-	return $resource("/api/themes/:themeId/exercices/:exerciceId", { exerciceId: '@id' }, {
+	return $resource("/api/themes/:themeId/exercices/:exerciceId", { themeId: '@id', exerciceId: '@idExercice' }, {
 	    update: {method: 'PUT'}
 	})
     })
diff --git a/admin/static/views/theme.html b/admin/static/views/theme.html
index 86a00357..04ad8f74 100644
--- a/admin/static/views/theme.html
+++ b/admin/static/views/theme.html
@@ -16,7 +16,7 @@
     </div>
   </form>
 
-  <div ng-show="theme.id" class="col-md-8" ng-controller="ExercicesListController">
+  <div ng-if="theme.id" class="col-md-8" ng-controller="ExercicesListController">
     <h3>
       Exercices ({{ exercices.length }})
       <button type="button" ng-click="show('new')" class="float-right btn btn-sm btn-primary ml-2"><span class="glyphicon glyphicon-plus" aria-hidden="true"></span> Ajouter un exercice</button>