diff --git a/README.ja.md b/README.ja.md
index 9a59371..273bb33 100644
--- a/README.ja.md
+++ b/README.ja.md
@@ -1,4 +1,4 @@
-# IoT Sensors[](https://www.etsi.org/deliver/etsi_gs/CIM/001_099/009/01.07.01_60/gs_cim009v010701p.pdf)[](https://www.fiware.org/)
+# IoT Sensors[](https://www.etsi.org/deliver/etsi_gs/CIM/001_099/009/01.08.01_60/gs_cim009v010801p.pdf)[](https://www.fiware.org/)
[![FIWARE IoT Agents](https://nexus.lab.fiware.org/repository/raw/public/badges/chapters/iot-agents.svg)](https://github.com/FIWARE/catalogue/blob/master/iot-agents/README.md)
[![License: MIT](https://img.shields.io/github/license/fiware/tutorials.IoT-Sensors.svg)](https://opensource.org/licenses/MIT)
diff --git a/README.md b/README.md
index e520d84..2be5f07 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# IoT Sensors[](https://www.etsi.org/deliver/etsi_gs/CIM/001_099/009/01.07.01_60/gs_cim009v010701p.pdf)[](https://www.fiware.org/)
+# IoT Sensors[](https://www.etsi.org/deliver/etsi_gs/CIM/001_099/009/01.08.01_60/gs_cim009v010801p.pdf)[](https://www.fiware.org/)
[![FIWARE IoT Agents](https://nexus.lab.fiware.org/repository/raw/public/badges/chapters/iot-agents.svg)](https://github.com/FIWARE/catalogue/blob/master/iot-agents/README.md)
[![License: MIT](https://img.shields.io/github/license/fiware/tutorials.IoT-Sensors.svg)](https://opensource.org/licenses/MIT)