diff --git a/extensions/ql-vscode/CHANGELOG.md b/extensions/ql-vscode/CHANGELOG.md
index 7595c1511..9e7082d90 100644
--- a/extensions/ql-vscode/CHANGELOG.md
+++ b/extensions/ql-vscode/CHANGELOG.md
@@ -9,6 +9,7 @@
 - Allow case-insensitive project slugs for GitHub repositories when adding a CodeQL database from LGTM. [#978](https://github.com/github/vscode-codeql/pull/961)
 - Add a _CodeQL: Preview Query Help_ command to generate Markdown previews of `.qhelp` query help files. This command should only be run in trusted workspaces. See https://codeql.github.com/docs/codeql-cli/testing-query-help-files for more information about query help. [#988](https://github.com/github/vscode-codeql/pull/988)
 - Make "Open Referenced File" command accessible from the active editor menu. [#989](https://github.com/github/vscode-codeql/pull/989)
+- Fix a bug where result set names in the result set drop-down were disappearing when viewing a sorted table. [#1007](https://github.com/github/vscode-codeql/pull/1007)
 - Allow query result locations with 0 as the end column value. These are treated as the first column in the line. [#1002](https://github.com/github/vscode-codeql/pull/1002)
 
 ## 1.5.6 - 07 October 2021
diff --git a/extensions/ql-vscode/src/interface.ts b/extensions/ql-vscode/src/interface.ts
index ddca9e617..100e39417 100644
--- a/extensions/ql-vscode/src/interface.ts
+++ b/extensions/ql-vscode/src/interface.ts
@@ -365,8 +365,7 @@ export class InterfaceManager extends DisposableObject {
       const showButton = 'View Results';
       const queryName = results.queryName;
       const resultPromise = vscode.window.showInformationMessage(
-        `Finished running query ${
-        queryName.length > 0 ? ` "${queryName}"` : ''
+        `Finished running query ${queryName.length > 0 ? ` "${queryName}"` : ''
         }.`,
         showButton
       );
@@ -502,7 +501,12 @@ export class InterfaceManager extends DisposableObject {
     );
 
     const resultSetSchemas = await this.getResultSetSchemas(results, sorted ? selectedTable : '');
-    const resultSetNames = resultSetSchemas.map(schema => schema.name);
+
+    // If there is a specific sorted table selected, a different bqrs file is loaded that doesn't have all the result set names.
+    // Make sure that we load all result set names here.
+    // See https://github.com/github/vscode-codeql/issues/1005
+    const allResultSetSchemas = sorted ? await this.getResultSetSchemas(results, '') : resultSetSchemas;
+    const resultSetNames = allResultSetSchemas.map(schema => schema.name);
 
     const schema = resultSetSchemas.find(
       (resultSet) => resultSet.name == selectedTable