diff --git a/README.md b/README.md
index b7d969b..9f8ea90 100644
--- a/README.md
+++ b/README.md
@@ -4,4 +4,6 @@ Copy of sdk_ameba_v4.0b_gcc framework by Realtek.
 
 ## License
 
-* Framework is provided by Realtek Semicondictor Corp., Copyright (c) Realtek
+* Framework is provided by Realtek
+
+* Framework in turn contains copyrighted content by IBM, FreeRTOS, MBED, CMSIS and STMicroelectronics