diff --git a/src/sonic-config-engine/minigraph.py b/src/sonic-config-engine/minigraph.py
index e677981b5d63..74b3e514dc23 100644
--- a/src/sonic-config-engine/minigraph.py
+++ b/src/sonic-config-engine/minigraph.py
@@ -1450,7 +1450,8 @@ def parse_xml(filename, platform=None, port_config_file=None, asic_name=None, hw
         'hostname': hostname,
         'hwsku': hwsku,
         'type': device_type,
-        'synchronous_mode': 'enable'
+        'synchronous_mode': 'enable',
+        'yang_config_validation': 'disable'
         }
     }
 
diff --git a/src/sonic-config-engine/tests/test_cfggen_from_yang.py b/src/sonic-config-engine/tests/test_cfggen_from_yang.py
index d673e1e206d7..801340ea4722 100644
--- a/src/sonic-config-engine/tests/test_cfggen_from_yang.py
+++ b/src/sonic-config-engine/tests/test_cfggen_from_yang.py
@@ -81,7 +81,8 @@ def test_device_metadata(self):
             'hostname': 'sonic',
             'hwsku': 'Force10-S6000',
             'platform': 'x86_64-kvm_x86_64-r0',
-            'type': 'LeafRouter'
+            'type': 'LeafRouter',
+            'yang_config_validation': 'disable'
         })
 
 
diff --git a/src/sonic-config-engine/tests/test_yang_data.json b/src/sonic-config-engine/tests/test_yang_data.json
index 3a28872317a6..69c8125f7837 100644
--- a/src/sonic-config-engine/tests/test_yang_data.json
+++ b/src/sonic-config-engine/tests/test_yang_data.json
@@ -161,7 +161,8 @@
                 "hostname": "sonic",
                 "hwsku": "Force10-S6000",
                 "type": "LeafRouter",
-                "platform": "x86_64-kvm_x86_64-r0"
+                "platform": "x86_64-kvm_x86_64-r0",
+                "yang_config_validation": "disable"
             }
         }
     },
@@ -378,4 +379,4 @@
             }
         }
     }
-}
\ No newline at end of file
+}