diff --git a/gns3server/handlers/api/compute/iou_handler.py b/gns3server/handlers/api/compute/iou_handler.py
index 1663cbe6..e81ab11b 100644
--- a/gns3server/handlers/api/compute/iou_handler.py
+++ b/gns3server/handlers/api/compute/iou_handler.py
@@ -30,8 +30,7 @@ from gns3server.schemas.node import (
 from gns3server.schemas.iou import (
     IOU_CREATE_SCHEMA,
     IOU_START_SCHEMA,
-    IOU_OBJECT_SCHEMA,
-    IOU_CONFIGS_SCHEMA,
+    IOU_OBJECT_SCHEMA
 )
 
 
diff --git a/gns3server/schemas/iou.py b/gns3server/schemas/iou.py
index 5b14bc97..8e54be64 100644
--- a/gns3server/schemas/iou.py
+++ b/gns3server/schemas/iou.py
@@ -218,23 +218,3 @@ IOU_OBJECT_SCHEMA = {
     },
     "additionalProperties": False
 }
-
-
-IOU_CONFIGS_SCHEMA = {
-    "$schema": "http://json-schema.org/draft-04/schema#",
-    "description": "Request validation to get the startup and private configuration file",
-    "type": "object",
-    "properties": {
-        "startup_config_content": {
-            "description": "Content of the startup configuration file",
-            "type": ["string", "null"],
-            "minLength": 1,
-        },
-        "private_config_content": {
-            "description": "Content of the private configuration file",
-            "type": ["string", "null"],
-            "minLength": 1,
-        },
-    },
-    "additionalProperties": False,
-}