diff --git a/metadata/datasets/ecocyc.yaml b/metadata/datasets/ecocyc.yaml
index 77f88da4..cb895d61 100644
--- a/metadata/datasets/ecocyc.yaml
+++ b/metadata/datasets/ecocyc.yaml
@@ -16,7 +16,7 @@ datasets:
    dataset: ecocyc
    submitter: ecocyc
    source: https://ftp.ebi.ac.uk/pub/databases/GO/goa/proteomes/18.E_coli_MG1655.goa
-   entity_type:
+   entity_type: protein
    status: active
    species_code: Ecol
    taxa:
diff --git a/metadata/datasets/japonicusdb.yaml b/metadata/datasets/japonicusdb.yaml
index 85e1044d..e5f41ca2 100644
--- a/metadata/datasets/japonicusdb.yaml
+++ b/metadata/datasets/japonicusdb.yaml
@@ -17,7 +17,7 @@ datasets:
    submitter: japonicusdb
    compression: gzip
    source: https://www.japonicusdb.org/data/annotations/Gene_ontology/gene_association.japonicusdb.gz
-   entity_type:
+   entity_type: protein
    status: active
    species_code: Sjap
    taxa: