diff --git a/docs/README.md b/docs/README.md
index ceb70cb..e6df6b4 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -1,8 +1,8 @@
-# RISC-V SweRV EH1 1.8 core from Western Digital
+# RISC-V SweRV EH1 V1.9 core from Western Digital
 
 ## Documentation
 
 ### Contents
 Name                     | Description
 ----------------------   | ------------------------------
-RISC-V_SweRV_EH1_PRM.pdf | Programmer's Reference Manual V1.8 for SweRV EH1 core
+RISC-V_SweRV_EH1_PRM.pdf | Programmer's Reference Manual V1.9 for SweRV EH1 core