diff --git a/apps.json b/apps.json
index 50fad594..f6375c74 100644
--- a/apps.json
+++ b/apps.json
@@ -2741,6 +2741,7 @@
     },
     "question2answer": {
         "branch": "master",
+        "category": "communication",
         "revision": "HEAD",
         "state": "working",
         "url": "https://github.com/nils-van-zuijlen/question2answer_ynh"