diff --git a/README.md b/README.md
index b8d49e6ca9a6e..7f5e8b6ac31d4 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@
 
 #### Package Contents
 
-The kernel image is built from a source tree based on the 4.1 upstream
+The kernel image is built from a source tree based on the 4.13 upstream
 release plus:
 
 * Features in the HSA kernel driver ("amdkfd") that are not yet