diff --git a/packages/core/database/src/database.ts b/packages/core/database/src/database.ts
index 6ef92765b6..a3b813b96b 100644
--- a/packages/core/database/src/database.ts
+++ b/packages/core/database/src/database.ts
@@ -460,6 +460,10 @@ export class Database extends EventEmitter implements AsyncEmitter {
       }
 
       if (options.underscored) {
+        if (lodash.get(options, 'sortable.scopeKey')) {
+          options.sortable.scopeKey = snakeCase(options.sortable.scopeKey);
+        }
+
         if (lodash.get(options, 'indexes')) {
           // change index fields to snake case
           options.indexes = options.indexes.map((index) => {
diff --git a/packages/core/database/src/fields/sort-field.ts b/packages/core/database/src/fields/sort-field.ts
index cbdf8ee5f8..da4a77fd3e 100644
--- a/packages/core/database/src/fields/sort-field.ts
+++ b/packages/core/database/src/fields/sort-field.ts
@@ -171,7 +171,6 @@ export class SortField extends Field {
     };
 
     const scopeKey = this.options.scopeKey;
-
     if (scopeKey) {
       const groups = await this.collection.repository.find({
         attributes: [scopeKey],