diff --git a/linux/Config.in b/linux/Config.in
index 1adbd86b1f..9af7beefa6 100644
--- a/linux/Config.in
+++ b/linux/Config.in
@@ -338,10 +338,10 @@ config BR2_LINUX_KERNEL_IMAGE_NAME
 	string "Kernel image name"
 	depends on BR2_LINUX_KERNEL_IMAGE_TARGET_CUSTOM
 	help
-	  The filename of the kernel image, if it is different from the
-	  make target (above). Only Xtensa uses a filename different
-	  from the make target. Defaults to
-	  BR2_LINUX_KERNEL_IMAGE_TARGET_NAME.
+	  The filename of the kernel image, if it is different from
+	  the make target (above). Defaults to
+	  BR2_LINUX_KERNEL_IMAGE_TARGET_NAME. If specified, the
+	  filename is relative to arch/ARCH/boot/.
 
 	  If unsure, leave it empty.