diff --git a/dhp-workflows/dhp-graph-mapper/src/main/resources/eu/dnetlib/dhp/oa/graph/dump/result_schema.json b/dhp-workflows/dhp-graph-mapper/src/main/resources/eu/dnetlib/dhp/oa/graph/dump/result_schema.json
index dcf7539bb..cb092110e 100644
--- a/dhp-workflows/dhp-graph-mapper/src/main/resources/eu/dnetlib/dhp/oa/graph/dump/result_schema.json
+++ b/dhp-workflows/dhp-graph-mapper/src/main/resources/eu/dnetlib/dhp/oa/graph/dump/result_schema.json
@@ -171,7 +171,7 @@
         },
         "issnLinking": {
           "type": "string",
-          "description": "Description of issnLinking"
+          "description": "Journal linking iisn"
         },
         "issnOnline": {
           "type": "string",