diff --git a/README.md b/README.md
index bd3c66d511abf..a6312a399b043 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