diff --git a/web/src/views/project/ProjectApp.vue b/web/src/views/project/ProjectApp.vue
index 32abcb1e..0cd2e376 100644
--- a/web/src/views/project/ProjectApp.vue
+++ b/web/src/views/project/ProjectApp.vue
@@ -135,6 +135,7 @@ export default {
         {'description': 'Java','name': 'Java'},
         {'description': 'Node','name': 'Node'},
         {'description': 'Go','name': 'go'},
+        {'description': 'C#','name': 'C#'},
       ],
     };
   },
diff --git a/web/src/views/project/detail/ProjectAppAdd.vue b/web/src/views/project/detail/ProjectAppAdd.vue
index d61d47cd..13a28e76 100644
--- a/web/src/views/project/detail/ProjectAppAdd.vue
+++ b/web/src/views/project/detail/ProjectAppAdd.vue
@@ -181,6 +181,7 @@
           {'description': 'Node','name': 'Node'},
           {'description': 'Go','name': 'go'},
           {'description': 'Python','name': 'python'},
+          {'description': 'C#','name': 'C#'},
         ],
         form: {
           name: '',