diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1f6d809..9ae554a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,12 @@
 
 * Change the versioning process, and document it in [`VERSIONING.md`](./VERSIONING.md).
 
+* Update to eHN guidelines document for value sets, version 1.6:
+   1. New vaccine: “MVC COVID-19 vaccine“, ID'd as “MVC-COV1901”.
+   2. New manufacturer (for the new vaccine): “Medigen Vaccine Biologics Corporation”, ID'd as “ORG-100033914”.
+
+    The [guidelines document v1.6 has been adopted and published](https://ec.europa.eu/health/sites/default/files/ehealth/docs/digital-green-value-sets_en.pdf) through the [eHealth network page on the EU DCC](https://ec.europa.eu/health/ehealth/covid-19_en).
+
 
 ## Release 2.3.0
 
diff --git a/vaccine-mah-manf.json b/vaccine-mah-manf.json
index 9720a1d..967c75b 100644
--- a/vaccine-mah-manf.json
+++ b/vaccine-mah-manf.json
@@ -148,6 +148,13 @@
       "active": true,
       "system": "http://ec.europa.eu/temp/vaccinemanufacturer",
       "version": "1.5"
+    },
+    "ORG-100033914": {
+      "display": "Medigen Vaccine Biologics Corporation",
+      "lang": "en",
+      "active": true,
+      "system": "https://spor.ema.europa.eu/v1/organisations",
+      "version": ""
     }
   }
 }
diff --git a/vaccine-medicinal-product.json b/vaccine-medicinal-product.json
index 980eac6..f1185ea 100644
--- a/vaccine-medicinal-product.json
+++ b/vaccine-medicinal-product.json
@@ -141,6 +141,13 @@
       "active": true,
       "system": "http://ec.europa.eu/temp/vaccineproductname",
       "version": "1.5"
+    },
+    "MVC-COV1901": {
+      "display": "MVC COVID-19 vaccine",
+      "lang": "en",
+      "active": true,
+      "system": "http://ec.europa.eu/temp/vaccineproductname",
+      "version": "1.6"
     }
   }
 }