diff --git a/gns3server/compute/iou/iou_vm.py b/gns3server/compute/iou/iou_vm.py
index 50ab00c2..f5ea8937 100644
--- a/gns3server/compute/iou/iou_vm.py
+++ b/gns3server/compute/iou/iou_vm.py
@@ -98,7 +98,7 @@ class IOUVM(BaseNode):
 
     def _nvram_changed(self, path):
         """
-        Called when the NVRAM file as changed
+        Called when the NVRAM file has changed
         """
         self.save_configs()