diff --git a/client/blueprints/Milestones.py b/client/blueprints/Milestones.py
index 68eecbf5edca0400a316f7e21b4db2578c3c8fa2..b95188c26a779968f4af751f3710e9d4742ac61a 100644
--- a/client/blueprints/Milestones.py
+++ b/client/blueprints/Milestones.py
@@ -16,7 +16,7 @@ def construct_blueprint(urlBuilder):
         if not roadmap_ID or int(roadmap_ID) < 0:
             return render_template('error.html', message=LOCALIZATION['error_param_invalid'])
 
-        roadmap = requests.get(urlBuilder.build_url('roadmap', roadmap_ID)).json()
+        _, roadmap = ApiRequest.send_api_request(urlBuilder.build_url('roadmap', roadmap_ID), requests.get, {}, [])
         milestones = requests.get(urlBuilder.build_url('milestones', roadmap_ID)).json()
         return render_template('admin/milestones/overview.html', milestones=milestones, roadmap=roadmap)
 
diff --git a/client/version.json b/client/version.json
index a59f7dcc344be2c680f00737d11d59acf6ededb2..35ba9b2bf7c3d7974db0da2aea59971884a88dc9 100644
--- a/client/version.json
+++ b/client/version.json
@@ -1,7 +1,7 @@
 {
     "version": {
-        "name": "v1.5.0",
-        "code": 20,
-        "date": "26.03.21"
+        "name": "v1.5.1",
+        "code": 21,
+        "date": "28.03.21"
     }
 }
\ No newline at end of file