diff --git a/src/app/schemas/proteomics.ts b/src/app/schemas/proteomics.ts
index 9e050ceaa..dc0eda47e 100644
--- a/src/app/schemas/proteomics.ts
+++ b/src/app/schemas/proteomics.ts
@@ -37,7 +37,7 @@ ProteomicsSchema.index(
     {
         hgnc_symbol: 'text',
         ensembl_gene_id: 'text',
-        uniqid: 'text',
+        tissue: 'text',
         uniprotid: 'text'
     }
 );
diff --git a/src/server/routes/api.ts b/src/server/routes/api.ts
index ffc5e076b..43416fb30 100644
--- a/src/server/routes/api.ts
+++ b/src/server/routes/api.ts
@@ -223,7 +223,7 @@ connection.once('open', () => {
                         log2fc: { $ne: null }
                     }
                 ]
-            }).lean().exec(async (err, genes: Proteomics[]) => {
+            }).exec(async (err, genes: Proteomics[]) => {
                 if (err) {
                     next(err);
                 } else {