diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-3.15.8-r1.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-3.15.8-r2.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-3.15.8-r1.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-3.15.8-r2.ebuild
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/files/x86_64_defconfig-3.15.8 b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/files/x86_64_defconfig-3.15.8
index 9f1c0e122e..a3acf8e7f3 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/files/x86_64_defconfig-3.15.8
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/files/x86_64_defconfig-3.15.8
@@ -1218,7 +1218,9 @@ CONFIG_NET_9P_VIRTIO=m
 CONFIG_NET_9P_RDMA=m
 # CONFIG_NET_9P_DEBUG is not set
 # CONFIG_CAIF is not set
-# CONFIG_CEPH_LIB is not set
+CONFIG_CEPH_LIB=m
+# CONFIG_CEPH_LIB_PRETTYDEBUG is not set
+# CONFIG_CEPH_LIB_USE_DNS_RESOLVER is not set
 # CONFIG_NFC is not set
 CONFIG_HAVE_BPF_JIT=y
 
@@ -1282,7 +1284,7 @@ CONFIG_BLK_DEV_NVME=m
 CONFIG_XEN_BLKDEV_FRONTEND=m
 CONFIG_VIRTIO_BLK=m
 # CONFIG_BLK_DEV_HD is not set
-# CONFIG_BLK_DEV_RBD is not set
+CONFIG_BLK_DEV_RBD=m
 # CONFIG_BLK_DEV_RSXX is not set
 
 #
@@ -2169,6 +2171,8 @@ CONFIG_SENSORS_FAM15H_POWER=m
 # CONFIG_SENSORS_G760A is not set
 # CONFIG_SENSORS_G762 is not set
 # CONFIG_SENSORS_HIH6130 is not set
+# CONFIG_SENSORS_IBMAEM is not set
+# CONFIG_SENSORS_IBMPEX is not set
 CONFIG_SENSORS_CORETEMP=m
 # CONFIG_SENSORS_IT87 is not set
 # CONFIG_SENSORS_JC42 is not set