diff --git a/Rules-for-adding-new-device-types.md b/Rules-for-adding-new-device-types.md
index 641b578..23d0fd9 100644
--- a/Rules-for-adding-new-device-types.md
+++ b/Rules-for-adding-new-device-types.md
@@ -4,7 +4,7 @@ Steps for adding a new device type:
 
 1. Add the device type to the PbDeviceType enum of the protobuf definition.
 2. Add code for creating the device type to the DeviceFactory class. The device instance and all devices-specific properties have to be created by this class.
-3. Add the device-type specific implementation in new .cpp/.h files.
+3. Add the device type specific implementation in new .cpp/.h files.
 4. Ensure to initialize the device type with its device type properties.
 5. Verify that _rasctl -s_ reports the correct device type properties.
 6. Update the manpages.