diff --git a/src/OrchardCore.Modules/OrchardCore.Workflows/Controllers/WorkflowTypeController.cs b/src/OrchardCore.Modules/OrchardCore.Workflows/Controllers/WorkflowTypeController.cs
index f557944af70..1c6096d3ede 100644
--- a/src/OrchardCore.Modules/OrchardCore.Workflows/Controllers/WorkflowTypeController.cs
+++ b/src/OrchardCore.Modules/OrchardCore.Workflows/Controllers/WorkflowTypeController.cs
@@ -121,7 +121,8 @@ public async Task<IActionResult> Index(WorkflowTypeIndexOptions options, PagerPa
                 .Take(pager.PageSize)
                 .ListAsync();
 
-            using var connection = await _session.CreateConnectionAsync();
+            // The existing session's connection is returned, don't dispose it
+            var connection = await _session.CreateConnectionAsync();
 
             var dialect = _session.Store.Configuration.SqlDialect;
             var sqlBuilder = dialect.CreateBuilder(_session.Store.Configuration.TablePrefix);