diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml
index 397460e..378f5f4 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/HostSelector.interface.yaml
@@ -10,13 +10,13 @@
       type: size
       default: 0
       description: >
-        The current position of the selector. Position 1 to N selects
-        Host Instance t to N,Position 0 selects the BMC
-        ( N is maximum number of hosts ).
+          The current position of the selector. Position 1 to N selects
+          Host Instance t to N,Position 0 selects the BMC
+          ( N is maximum number of hosts ).
     - name: MaxPosition
       type: size
       default: 0
       flags:
           - readonly
       description: >
-        Maximum number for position value.
+          Maximum number for position value.
diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/ID.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/ID.interface.yaml
index 0751ca4..5962652 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/ID.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/ID.interface.yaml
@@ -6,15 +6,15 @@
 methods:
     - name: simPress
       description: >
-        Emulate ID button press.
+          Emulate ID button press.
       errors:
-       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-       - xyz.openbmc_project.Chassis.Common.Error.IOError
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
 signals:
     - name: Released
       description: >
-        ID button released signal
+          ID button released signal
     - name: Pressed
       description: >
-        ID button pressed signal
+          ID button pressed signal
diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/NMI.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/NMI.interface.yaml
index bd4f5a3..ba36a69 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/NMI.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/NMI.interface.yaml
@@ -7,27 +7,27 @@
 methods:
     - name: simPress
       description: >
-        Emulate NMI button press.
+          Emulate NMI button press.
       errors:
-       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-       - xyz.openbmc_project.Chassis.Common.Error.IOError
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
 properties:
     - name: Enabled
       type: boolean
       default: true
       description: >
-        Enable/disable NMI button.
-        false means NMI button is disabled
-        true means NMI button is enabled
+          Enable/disable NMI button.
+          false means NMI button is disabled
+          true means NMI button is enabled
       errors:
-       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-       - xyz.openbmc_project.Chassis.Common.Error.IOError
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
 signals:
     - name: Released
       description: >
-        NMI button released signal
+          NMI button released signal
     - name: Pressed
       description: >
-        NMI button pressed signal
+          NMI button pressed signal
diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml
index 466fc03..d594bd0 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/Power.interface.yaml
@@ -3,37 +3,37 @@
 methods:
     - name: simPress
       description: >
-        Emulate power button press.
+          Emulate power button press.
       errors:
-       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-       - xyz.openbmc_project.Chassis.Common.Error.IOError
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
     - name: simLongPress
       description: >
-        Emulate power button long press.
+          Emulate power button long press.
       errors:
-       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-       - xyz.openbmc_project.Chassis.Common.Error.IOError
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
 properties:
     - name: Enabled
       type: boolean
       default: true
       description: >
-        Enable/disable power button.
-        false means power button is disabled
-        true means power button is enabled
+          Enable/disable power button.
+          false means power button is disabled
+          true means power button is enabled
       errors:
-       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-       - xyz.openbmc_project.Chassis.Common.Error.IOError
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
 signals:
     - name: Released
       description: >
-        Power button released signal
+          Power button released signal
     - name: Pressed
       description: >
-        Power button pressed signal
+          Power button pressed signal
     - name: PressedLong
       description: >
-        Power button long pressed signal
+          Power button long pressed signal
diff --git a/yaml/xyz/openbmc_project/Chassis/Buttons/Reset.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Buttons/Reset.interface.yaml
index 7db8bd5..f67ed71 100644
--- a/yaml/xyz/openbmc_project/Chassis/Buttons/Reset.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Buttons/Reset.interface.yaml
@@ -3,27 +3,27 @@
 methods:
     - name: simPress
       description: >
-        Emulate reset button press.
+          Emulate reset button press.
       errors:
-       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-       - xyz.openbmc_project.Chassis.Common.Error.IOError
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
 properties:
     - name: Enabled
       type: boolean
       default: true
       description: >
-        Enable/disable reset button.
-        false means reset button is disabled
-        true means reset button is enabled
+          Enable/disable reset button.
+          false means reset button is disabled
+          true means reset button is enabled
       errors:
-       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-       - xyz.openbmc_project.Chassis.Common.Error.IOError
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
 signals:
     - name: Released
       description: >
-        Reset button released signal
+          Reset button released signal
     - name: Pressed
       description: >
-        Reset button pressed signal
+          Reset button pressed signal
diff --git a/yaml/xyz/openbmc_project/Chassis/Control/NMISource.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Control/NMISource.interface.yaml
index a04bd10..cb1d037 100644
--- a/yaml/xyz/openbmc_project/Chassis/Control/NMISource.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Control/NMISource.interface.yaml
@@ -5,42 +5,42 @@
       description: >
           Enables the BMC NMI out event.
       errors:
-       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-       - xyz.openbmc_project.Chassis.Common.Error.IOError
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
 properties:
     - name: BMCSource
       type: enum[self.BMCSourceSignal]
       description: >
           Keeps track of NMI signal source in BMC.
-      default: 'None'
+      default: "None"
 
 enumerations:
-   - name: BMCSourceSignal
-     description: >
-       The type of NMI source.
-     values:
-       - name: None
-         description: >
-           NONE NMI signal.
-       - name: FrontPanelButton
-         description: >
-           Via Front Panel NMI button.
-       - name: Watchdog
-         description: >
-           Via watchdog pre-timeout.
-       - name: ChassisCmd
-         description: >
-           Via Chassis command.
-       - name: MemoryError
-         description: >
-           Via memory error.
-       - name: PciBusError
-         description: >
-           Via PCI bus error(PERR & SERR).
-       - name: PCH
-         description: >
-           Via southbridge NMI.
-       - name: Chipset
-         description: >
-           Via chipset NMI.
+    - name: BMCSourceSignal
+      description: >
+          The type of NMI source.
+      values:
+          - name: None
+            description: >
+                NONE NMI signal.
+          - name: FrontPanelButton
+            description: >
+                Via Front Panel NMI button.
+          - name: Watchdog
+            description: >
+                Via watchdog pre-timeout.
+          - name: ChassisCmd
+            description: >
+                Via Chassis command.
+          - name: MemoryError
+            description: >
+                Via memory error.
+          - name: PciBusError
+            description: >
+                Via PCI bus error(PERR & SERR).
+          - name: PCH
+            description: >
+                Via southbridge NMI.
+          - name: Chipset
+            description: >
+                Via chipset NMI.
diff --git a/yaml/xyz/openbmc_project/Chassis/Control/Power.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Control/Power.interface.yaml
index 082586f..702152e 100644
--- a/yaml/xyz/openbmc_project/Chassis/Control/Power.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Control/Power.interface.yaml
@@ -3,29 +3,29 @@
 methods:
     - name: forcePowerOff
       description: >
-        Force power off the host.
+          Force power off the host.
       returns:
-        - name: status
-          type: boolean
-          description: >
-            The result of power off command.
+          - name: status
+            type: boolean
+            description: >
+                The result of power off command.
       errors:
-       - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
-       - xyz.openbmc_project.Chassis.Common.Error.IOError
+          - xyz.openbmc_project.Chassis.Common.Error.UnsupportedCommand
+          - xyz.openbmc_project.Chassis.Common.Error.IOError
 
 properties:
     - name: PGood
       type: boolean
       default: false
       description: >
-       PSU Power good property
-       It is a read-only property.
+          PSU Power good property
+          It is a read-only property.
     - name: State
       type: int32
       default: 0
       description: >
-       System power status
-       0: power is off
-       1: power is on
-       Setting its value to change the system state
-       Read its value to get the system state.
\ No newline at end of file
+          System power status
+          0: power is off
+          1: power is on
+          Setting its value to change the system state
+          Read its value to get the system state.
diff --git a/yaml/xyz/openbmc_project/Chassis/Intrusion.interface.yaml b/yaml/xyz/openbmc_project/Chassis/Intrusion.interface.yaml
index b3fba48..2f9f50f 100644
--- a/yaml/xyz/openbmc_project/Chassis/Intrusion.interface.yaml
+++ b/yaml/xyz/openbmc_project/Chassis/Intrusion.interface.yaml
@@ -5,6 +5,6 @@
     - name: Status
       type: string
       description: >
-        Status string of chassis intrusion detector.
-        The value is defined in chassis redfish schema.
-        Can be "Normal" or "HardwareIntrusion".
+          Status string of chassis intrusion detector.
+          The value is defined in chassis redfish schema.
+          Can be "Normal" or "HardwareIntrusion".