diff --git a/Oqtane.Server/Controllers/InstallationController.cs b/Oqtane.Server/Controllers/InstallationController.cs
index 207d082c..0ad80eb8 100644
--- a/Oqtane.Server/Controllers/InstallationController.cs
+++ b/Oqtane.Server/Controllers/InstallationController.cs
@@ -171,7 +171,8 @@ namespace Oqtane.Controllers
                     }
                 }
                 return assemblyList;
-            });
+            }).ToList();
+
         }
 
         // GET api/<controller>/load?list=x,y