diff --git a/src/hub/dataload/sources/chembl/parser.py b/src/hub/dataload/sources/chembl/parser.py
index 706d6b3..d1e1a51 100644
--- a/src/hub/dataload/sources/chembl/parser.py
+++ b/src/hub/dataload/sources/chembl/parser.py
@@ -18,16 +18,24 @@ def parse_data(data):
         for accession in accessions:
             if UNIPROT_ACCESSION_PATTERN.fullmatch(accession):
                 uniprot_accessions.append(accession)
+        # if uniprot_accessions:
+        #     for uniprot_accession in uniprot_accessions:
+        #         output = {
+        #             "_id": uniprot_accession,
+        #             "chembl": {
+        #                 "chembl_target": item["target_chembl_id"],
+        #                 "uniprot_accession": uniprot_accession,
+        #             },
+        #         }
+        #         yield output
         if uniprot_accessions:
-            for uniprot_accession in uniprot_accessions:
-                output = {
-                    "_id": uniprot_accession,
-                    "chembl": {
-                        "chembl_target": item["target_chembl_id"],
-                        "uniprot_accession": uniprot_accession,
-                    },
-                }
-                yield output
+            output = {
+                "chembl": {
+                    "chembl_target": item["target_chembl_id"],
+                    "uniprot_accession": uniprot_accessions,
+                },
+            }
+            yield output
 
 
 def load_data(target_filepaths):
diff --git a/src/hub/dataload/sources/chembl/upload.py b/src/hub/dataload/sources/chembl/upload.py
index ee49579..0e0cd6c 100644
--- a/src/hub/dataload/sources/chembl/upload.py
+++ b/src/hub/dataload/sources/chembl/upload.py
@@ -44,8 +44,8 @@ class ChemblUploader(uploader.BaseSourceUploader):
 
     keylookup = MyGeneKeyLookup(
         input_types=[
-            ("swissprot", "chembl.uniprot_accession"),
-            ("trembl", "chembl.uniprot_accession"),
+            ("swissprot", "chembl.uniprot_accessions"),
+            ("trembl", "chembl.uniprot_accessions"),
         ],
         skip_on_failure=True,
     )
@@ -65,7 +65,7 @@ def get_mapping(klass):
                         "type": "keyword",
                         "normalizer": "keyword_lowercase_normalizer",
                     },
-                    "uniprot_accession": {
+                    "uniprot_accessions": {
                         "type": "keyword",
                         "normalizer": "keyword_lowercase_normalizer",
                     },