diff --git a/src/util/ContextDefinitions.ts b/src/util/ContextDefinitions.ts
index a414404625eef51ce1dcbed124b1b7ee96316306..781e96c1f3cc17e599a17f2bee4df6fb57915580 100644
--- a/src/util/ContextDefinitions.ts
+++ b/src/util/ContextDefinitions.ts
@@ -41,7 +41,7 @@ const measurement = function(valueContext: unknown, metadataContext: unknown | u
     const result: Record<string, unknown> = {
         "id": { "@id": "https://schema.org/url", "@type": "@id"},
         "dateCreated": "https://schema.org/DateTime",
-        "license": "http://www.w3.org/1999/xhtml/vocab#license",
+        "License": "http://www.w3.org/1999/xhtml/vocab#license",
         "value": valueContext
     };
 
@@ -57,7 +57,7 @@ const typeDefinition = {
     "dateCreated": "https://schema.org/DateTime",
     "comment": "http://schema.org/comment",
     "schema": "https://json-schema.org/draft/2020-12/json-schema-core.html",
-    "License": "http://www.w3.org/1999/xhtml/vocab#license",
+    "license": "http://www.w3.org/1999/xhtml/vocab#license",
 };
 
 export default {