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README.md

@@ -26,9 +26,10 @@ and essential [features](trunk/doc/Features.md#features).
 
 > Note: For more details on the single-node architecture for SRS, please visit the following [link](https://www.figma.com/file/333POxVznQ8Wz1Rxlppn36/SRS-4.0-Server-Arch).
 
-SRS is licenced under [MIT](https://github.com/ossrs/srs/blob/develop/LICENSE) or [MulanPSL-2.0](https://spdx.org/licenses/MulanPSL-2.0.html).
-Please note that while [MulanPSL-2.0 is compatible with Apache-2.0](https://www.apache.org/legal/resolved.html#category-a),
-some third-party libraries are distributed under their [licenses](https://ossrs.io/lts/en-us/license).
+SRS is licenced under [MIT](https://github.com/ossrs/srs/blob/develop/LICENSE) by default, and SRS also uses
+[MIT](https://github.com/ossrs/srs/blob/develop/LICENSE) or [MulanPSL-2.0](https://spdx.org/licenses/MulanPSL-2.0.html).
+Please note that [MulanPSL-2.0 is compatible with Apache-2.0](https://www.apache.org/legal/resolved.html#category-a),
+and some third-party libraries are distributed under their [licenses](https://ossrs.io/lts/en-us/license).
 
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