diff --git a/NMSG/NMSG-4.1.ckan b/NMSG/NMSG-4.1.ckan
index 0fd7239b67..4937a67774 100644
--- a/NMSG/NMSG-4.1.ckan
+++ b/NMSG/NMSG-4.1.ckan
@@ -44,6 +44,7 @@
         "sha256": "606B2F95568FF4E8BD27FF7C2B2EFB02063F332DDACF1C5E8057CA00D9B3FF1D"
     },
     "download_content_type": "application/zip",
+    "release_date": "2019-09-30T09:47:18.839475+00:00",
     "replaced_by": {
         "name": "Science-Full-Reward"
     },