diff --git a/configs/openblocks_a6_defconfig b/configs/openblocks_a6_defconfig
index c0522da8cc..fff736389f 100644
--- a/configs/openblocks_a6_defconfig
+++ b/configs/openblocks_a6_defconfig
@@ -10,13 +10,13 @@ BR2_TARGET_GENERIC_GETTY_PORT="ttyS0"
 BR2_TARGET_ROOTFS_JFFS2=y
 BR2_TARGET_ROOTFS_JFFS2_NANDFLASH_128K=y
 
-# Linux headers same as kernel, a 3.18 series
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_3_18=y
+# Linux headers same as kernel, a 4.11 series
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_11=y
 
 # kernel
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="3.18.1"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.11.5"
 BR2_LINUX_KERNEL_DEFCONFIG="mvebu_v5"
 BR2_LINUX_KERNEL_APPENDED_UIMAGE=y
 BR2_LINUX_KERNEL_UIMAGE_LOADADDR="0x8000"