diff --git a/gns3server/schemas/dynamips_vm.py b/gns3server/schemas/dynamips_vm.py
index 934646c8..8888f6a6 100644
--- a/gns3server/schemas/dynamips_vm.py
+++ b/gns3server/schemas/dynamips_vm.py
@@ -284,20 +284,10 @@ VM_UPDATE_SCHEMA = {
             "type": "string",
             "minLength": 1,
         },
-        "startup_config": {
-            "description": "path to the IOS startup configuration file",
-            "type": "string",
-            "minLength": 1,
-        },
         "startup_config_content": {
             "description": "Content of IOS startup configuration file",
             "type": "string",
         },
-        "private_config": {
-            "description": "path to the IOS private configuration file",
-            "type": "string",
-            "minLength": 1,
-        },
         "private_config_content": {
             "description": "Content of IOS private configuration file",
             "type": "string",
diff --git a/gns3server/schemas/iou.py b/gns3server/schemas/iou.py
index 743dfcfc..011607ba 100644
--- a/gns3server/schemas/iou.py
+++ b/gns3server/schemas/iou.py
@@ -127,10 +127,6 @@ IOU_UPDATE_SCHEMA = {
             "description": "Always up ethernet interface",
             "type": ["boolean", "null"]
         },
-        "initial_config": {
-            "description": "Path to the initial configuration of IOU",
-            "type": ["string", "null"]
-        },
         "initial_config_content": {
             "description": "Initial configuration of IOU",
             "type": ["string", "null"]