diff --git a/RELEASES.md b/RELEASES.md
index c9e529b6ef8..0f5c4d315f9 100644
--- a/RELEASES.md
+++ b/RELEASES.md
@@ -1,5 +1,144 @@
 # Release Notes
 
+## [v1.9.12](https://github.com/ava-labs/avalanchego/releases/tag/v1.9.12)
+
+This version is backwards compatible to [v1.9.0](https://github.com/ava-labs/avalanchego/releases/tag/v1.9.0). It is optional, but encouraged. The supported plugin version is `24`.
+
+### Networking
+
+- Removed linger setting on P2P connections
+- Improved error message when failing to calculate peer uptimes
+- Removed `EngineType` from P2P response messages
+- Added context cancellation during dynamic IP updates
+- Reduced the maximum P2P reconnect delay from 1 hour to 1 minute
+
+### Consensus
+
+- Added support to switch from `Avalanche` consensus to `Snowman` consensus
+- Added support for routing consensus messages to either `Avalanche` or `Snowman` consensus on the same chain
+- Removed usage of deferred evaluation of the `handler.Consensus` in the `Avalanche` `OnFinished` callback
+- Dropped inbound `Avalanche` consensus messages after switching to `Snowman` consensus
+- Renamed the `Avalanche` VM metrics prefix from `avalanche_{chainID}_vm_` to `avalanche_{chainID}_vm_avalanche`
+- Replaced `consensus` and `decision` dispatchers with `block`, `tx`, and `vertex` dispatchers
+- Removed `Avalanche` bootstrapping restarts during the switch to `Snowman` consensus
+
+### AVM
+
+- Added `avm` block execution manager
+- Added `avm` block builder
+- Refactored `avm` transaction syntactic verification
+- Refactored `avm` transaction semantic verification
+- Refactored `avm` transaction execution
+- Added `avm` mempool gossip
+- Removed block timer interface from `avm` `mempool`
+- Moved `toEngine` channel into the `avm` `mempool`
+- Added `GetUTXOFromID` to the `avm` `state.Chain` interface
+- Added unpopulated `MerkleRoot` to `avm` blocks
+- Added `avm` transaction based metrics
+- Replaced error strings with error interfaces in the `avm` mempool
+
+### PlatformVM
+
+- Added logs when the local nodes stake amount changes
+- Moved `platformvm` `message` package into `components`
+- Replaced error strings with error interfaces in the `platformvm` mempool
+
+### Warp
+
+- Added `ID` method to `warp.UnsignedMessage`
+- Improved `warp.Signature` verification error descriptions
+
+### Miscellaneous
+
+- Improved `merkledb` locking to allow concurrent read access through `trieView`s
+- Fixed `Banff` transaction signing with ledger when using the wallet
+- Emitted github artifacts after successful builds
+- Added non-blocking bounded queue
+- Converted the `x.Parser` helper to be a `block.Parser` interface from a `tx.Parser` interface
+
+### Cleanup
+
+- Separated dockerhub image publishing from the kurtosis test workflow
+- Exported various errors to use in testing
+- Removed the `vms/components/state` package
+- Replaced ad-hoc linked hashmaps with the standard data-structure
+- Removed `usr/local/lib/avalanche` from deb packages
+- Standardized usage of `constants.UnitTestID`
+
+### Examples
+
+- Added P-chain `RemoveSubnetValidatorTx` example using the wallet
+- Added X-chain `CreateAssetTx` example using the wallet
+
+### Configs
+
+- Added support to specify `HTTP` server timeouts
+  - `--http-read-timeout`
+  - `--http-read-header-timeout`
+  - `--http-write-timeout`
+  - `--http-idle-timeout`
+
+### APIs
+
+- Added `avm` block APIs
+  - `avm.getBlock`
+  - `avm.getBlockByHeight`
+  - `avm.getHeight`
+- Converted `avm` APIs to only surface accepted state
+- Deprecated all `ipcs` APIs
+  - `ipcs.publishBlockchain`
+  - `ipcs.unpublishBlockchain`
+  - `ipcs.getPublishedBlockchains`
+- Deprecated all `keystore` APIs
+  - `keystore.createUser`
+  - `keystore.deleteUser`
+  - `keystore.listUsers`
+  - `keystore.importUser`
+  - `keystore.exportUser`
+- Deprecated the `avm/pubsub` API endpoint
+- Deprecated various `avm` APIs
+  - `avm.getAddressTxs`
+  - `avm.getBalance`
+  - `avm.getAllBalances`
+  - `avm.createAsset`
+  - `avm.createFixedCapAsset`
+  - `avm.createVariableCapAsset`
+  - `avm.createNFTAsset`
+  - `avm.createAddress`
+  - `avm.listAddresses`
+  - `avm.exportKey`
+  - `avm.importKey`
+  - `avm.mint`
+  - `avm.sendNFT`
+  - `avm.mintNFT`
+  - `avm.import`
+  - `avm.export`
+  - `avm.send`
+  - `avm.sendMultiple`
+- Deprecated the `avm/wallet` API endpoint
+  - `wallet.issueTx`
+  - `wallet.send`
+  - `wallet.sendMultiple`
+- Deprecated various `platformvm` APIs
+  - `platform.exportKey`
+  - `platform.importKey`
+  - `platform.getBalance`
+  - `platform.createAddress`
+  - `platform.listAddresses`
+  - `platform.getSubnets`
+  - `platform.addValidator`
+  - `platform.addDelegator`
+  - `platform.addSubnetValidator`
+  - `platform.createSubnet`
+  - `platform.exportAVAX`
+  - `platform.importAVAX`
+  - `platform.createBlockchain`
+  - `platform.getBlockchains`
+  - `platform.getStake`
+  - `platform.getMaxStakeAmount`
+  - `platform.getRewardUTXOs`
+- Deprecated the `stake` field in the `platform.getTotalStake` response in favor of `weight`
+
 ## [v1.9.11](https://github.com/ava-labs/avalanchego/releases/tag/v1.9.11)
 
 This version is backwards compatible to [v1.9.0](https://github.com/ava-labs/avalanchego/releases/tag/v1.9.0). It is optional, but encouraged. The supported plugin version is `24`.
diff --git a/go.mod b/go.mod
index b78e75ba02a..e1e5a438fbf 100644
--- a/go.mod
+++ b/go.mod
@@ -12,7 +12,7 @@ require (
 	github.com/Microsoft/go-winio v0.5.2
 	github.com/NYTimes/gziphandler v1.1.1
 	github.com/ava-labs/avalanche-network-runner-sdk v0.3.0
-	github.com/ava-labs/coreth v0.11.8-rc.3
+	github.com/ava-labs/coreth v0.11.9-rc.0
 	github.com/ava-labs/ledger-avalanche/go v0.0.0-20230105152938-00a24d05a8c7
 	github.com/btcsuite/btcd/btcutil v1.1.3
 	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.1.0
diff --git a/go.sum b/go.sum
index 6496d0a1192..99766a6af14 100644
--- a/go.sum
+++ b/go.sum
@@ -57,8 +57,8 @@ github.com/allegro/bigcache v1.2.1-0.20190218064605-e24eb225f156/go.mod h1:Cb/ax
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/ava-labs/avalanche-network-runner-sdk v0.3.0 h1:TVi9JEdKNU/RevYZ9PyW4pULbEdS+KQDA9Ki2DUvuAs=
 github.com/ava-labs/avalanche-network-runner-sdk v0.3.0/go.mod h1:SgKJvtqvgo/Bl/c8fxEHCLaSxEbzimYfBopcfrajxQk=
-github.com/ava-labs/coreth v0.11.8-rc.3 h1:pS+OTFPc9edcFuCJIQGn5TdyAZncT9Hhs9jCcmm7+PM=
-github.com/ava-labs/coreth v0.11.8-rc.3/go.mod h1:pc44yvJD4jTPIwkPI64pUXyJDvQ/UAqkbmhXOx78PXA=
+github.com/ava-labs/coreth v0.11.9-rc.0 h1:7oK5DWtvDEMKEaduw/34r5kdwUssRsFszCl1FFUvvPc=
+github.com/ava-labs/coreth v0.11.9-rc.0/go.mod h1:y41I9mWK04s8oObvQeYjkdoidtPhkPqV8prRPN6zrd4=
 github.com/ava-labs/ledger-avalanche/go v0.0.0-20230105152938-00a24d05a8c7 h1:EdxD90j5sClfL5Ngpz2TlnbnkNYdFPDXa0jDOjam65c=
 github.com/ava-labs/ledger-avalanche/go v0.0.0-20230105152938-00a24d05a8c7/go.mod h1:XhiXSrh90sHUbkERzaxEftCmUz53eCijshDLZ4fByVM=
 github.com/benbjohnson/clock v1.3.0 h1:ip6w0uFQkncKQ979AypyG0ER7mqUSBdKLOgAle/AT8A=
diff --git a/scripts/constants.sh b/scripts/constants.sh
index 51d318dd2b9..6cd4df8d428 100755
--- a/scripts/constants.sh
+++ b/scripts/constants.sh
@@ -9,7 +9,7 @@ AVALANCHE_PATH=$( cd "$( dirname "${BASH_SOURCE[0]}" )"; cd .. && pwd ) # Direct
 avalanchego_path="$AVALANCHE_PATH/build/avalanchego"
 plugin_dir=${PLUGIN_DIR:-$HOME/.avalanchego/plugins}
 evm_path=${EVM_PATH:-$plugin_dir/evm}
-coreth_version=${CORETH_VERSION:-'v0.11.8-rc.3'}
+coreth_version=${CORETH_VERSION:-'v0.11.9-rc.0'}
 
 # Set the PATHS
 GOPATH="$(go env GOPATH)"
diff --git a/version/compatibility.json b/version/compatibility.json
index 6509b43ce4b..03581876090 100644
--- a/version/compatibility.json
+++ b/version/compatibility.json
@@ -1,7 +1,8 @@
 {
   "24": [
     "v1.9.10",
-    "v1.9.11"
+    "v1.9.11",
+    "v1.9.12"
   ],
   "23": [
     "v1.9.9"
diff --git a/version/constants.go b/version/constants.go
index 324f7825b5b..9b48da42007 100644
--- a/version/constants.go
+++ b/version/constants.go
@@ -21,7 +21,7 @@ var (
 	Current = &Semantic{
 		Major: 1,
 		Minor: 9,
-		Patch: 11,
+		Patch: 12,
 	}
 	CurrentApp = &Application{
 		Major: Current.Major,