diff --git a/doc/release-notes/index.rst b/doc/release-notes/index.rst
index c1ba934..1912751 100644
--- a/doc/release-notes/index.rst
+++ b/doc/release-notes/index.rst
@@ -9,3 +9,4 @@
    v1.21-rc1
    v1.21-rc2
    v1.21
+   v1.21.1
diff --git a/doc/release-notes/v1.21.1.rst b/doc/release-notes/v1.21.1.rst
new file mode 100644
index 0000000..7dbb82d
--- /dev/null
+++ b/doc/release-notes/v1.21.1.rst
@@ -0,0 +1,26 @@
+Release Notes for OpenPower Firmware v1.21.1
+============================================
+
+This is a point release on top of op-build v1.21.
+
+Like v1.21, this release is NOT intended for GA POWER9 platforms, for that,
+op-build v2.0 is *required*.
+
+Changes since v1.21:
+
+- skiboot v5.10.1
+
+  - libflash/blocklevel: Correct miscalculation in blocklevel_smart_erase()
+  - NPU2 HMIs: dump out a *LOT* of npu2 registers for debugging
+- linux 4.14.22-openpower1
+
+  - 40be210c830e powerpc: Fix DABR match on hash based systems
+  - 3b09911d3beb powerpc/xive: Use hw CPU ids when configuring the CPU queues
+  - 892674b5058a powerpc/mm: Flush radix process translations when setting MMU type
+  - 4386f223b418 powerpc/numa: Invalidate numa_cpu_lookup_table on cpu remove
+  - 5b98d31481f9 powerpc/radix: Remove trace_tlbie call from radix__flush_tlb_all
+  - c3bdd547042f rtc-opal: Fix handling of firmware error codes, prevent busy loops
+  - 8e56a935a4b7 cpufreq: powernv: Dont assume distinct pstate values for nominal and pmin
+
+
+
diff --git a/doc/release-notes/v1.21.rst b/doc/release-notes/v1.21.rst
index 19e8216..61e9135 100644
--- a/doc/release-notes/v1.21.rst
+++ b/doc/release-notes/v1.21.rst
@@ -24,7 +24,9 @@
 |             |             |             | palmetto,pseries,witherspoon,    |
 |             |             |             | zaius,zz,romulus                 |
 +-------------+-------------+-------------+----------------------------------+
-| capp-ucode  | p9-dd2-v2   | p9-dd2-v3   | barreleye,firestone,garrison,habanero,p9dsu,palmetto,witherspoon,zaius,romulus   |
+| capp-ucode  | p9-dd2-v2   | p9-dd2-v3   | barreleye,firestone,garrison,    |
+|             |             |             | habanero,p9dsu,palmetto,         |
+|             |             |             | witherspoon,zaius,romulus        |
 +-------------+-------------+-------------+----------------------------------+
 | ethtool     | 4.10        | 4.13        | barreleye,firenze,firestone,     |
 |             |             |             | garrison,habanero,               |
diff --git a/openpower/package/sb-signing-utils/sb-signing-utils.mk b/openpower/package/sb-signing-utils/sb-signing-utils.mk
index 9676ebf..aa1f1cf 100644
--- a/openpower/package/sb-signing-utils/sb-signing-utils.mk
+++ b/openpower/package/sb-signing-utils/sb-signing-utils.mk
@@ -8,7 +8,7 @@
 
 SB_SIGNING_UTILS_LICENSE = Apache-2.0
 SB_SIGNING_UTILS_LICENSE_FILES = LICENSE
-SB_SIGNING_UTILS_VERSION ?= v0.3
+SB_SIGNING_UTILS_VERSION ?= v0.5
 
 HOST_SB_SIGNING_UTILS_DEPENDENCIES = host-openssl
 
diff --git a/openpower/package/skiboot/Config.in b/openpower/package/skiboot/Config.in
index 724e26c..1ebf0cd 100644
--- a/openpower/package/skiboot/Config.in
+++ b/openpower/package/skiboot/Config.in
@@ -31,7 +31,7 @@
 
 config BR2_SKIBOOT_VERSION
 	string
-	default "v5.10" if BR2_SKIBOOT_LATEST_VERSION
+	default "v5.10-34-g0f3584d84662" if BR2_SKIBOOT_LATEST_VERSION
 	default BR2_SKIBOOT_CUSTOM_VERSION_VALUE \
 		if BR2_SKIBOOT_CUSTOM_VERSION