diff --git a/RGB.NET.Devices.CoolerMaster/Keyboard/CoolerMasterKeyboardRGBDevice.cs b/RGB.NET.Devices.CoolerMaster/Keyboard/CoolerMasterKeyboardRGBDevice.cs
index 9b9ed0b..8a8c17a 100644
--- a/RGB.NET.Devices.CoolerMaster/Keyboard/CoolerMasterKeyboardRGBDevice.cs
+++ b/RGB.NET.Devices.CoolerMaster/Keyboard/CoolerMasterKeyboardRGBDevice.cs
@@ -27,12 +27,9 @@ namespace RGB.NET.Devices.CoolerMaster
         /// <inheritdoc />
         protected override void InitializeLayout()
         {
-            Dictionary<CoolerMasterPhysicalKeyboardLayout, Dictionary<LedId, (int row, int column)>> deviceMappings;
-            Dictionary<LedId, (int row, int column)> mapping;
-            
-            if (!CoolerMasterKeyboardLedMappings.Mapping.TryGetValue(DeviceInfo.DeviceIndex, out deviceMappings))
+            if (!CoolerMasterKeyboardLedMappings.Mapping.TryGetValue(DeviceInfo.DeviceIndex, out Dictionary<CoolerMasterPhysicalKeyboardLayout, Dictionary<LedId, (int row, int column)>> deviceMappings))
                 throw new RGBDeviceException($"Failed to find a CoolerMasterKeyboardLedMapping for device index {DeviceInfo.DeviceIndex}");
-            if (!deviceMappings.TryGetValue(DeviceInfo.PhysicalLayout, out mapping))
+            if (!deviceMappings.TryGetValue(DeviceInfo.PhysicalLayout, out Dictionary<LedId, (int row, int column)> mapping))
                 throw new RGBDeviceException($"Failed to find a CoolerMasterKeyboardLedMapping for device index {DeviceInfo.DeviceIndex} with physical layout {DeviceInfo.PhysicalLayout}");
             
             foreach (KeyValuePair<LedId, (int row, int column)> led in mapping)