diff --git a/.github/workflows/release-umee.yml b/.github/workflows/release-umee.yml
index 6acd409bcb..e490826afb 100644
--- a/.github/workflows/release-umee.yml
+++ b/.github/workflows/release-umee.yml
@@ -39,7 +39,7 @@ jobs:
         if: github.event_name == 'pull_request' && contains(github.event.pull_request.labels.*.name, 'Enable:ReleaseBuild')
         with:
           version: latest
-          args: build --rm-dist --skip-validate # skip validate skips initial sanity checks in order to be able to fully run
+          args: build --clean --skip=before,validate # skip validate skips initial sanity checks in order to be able to fully run
         env:
           TM_VERSION: ${{ env.TM_VERSION }}
       - name: Release
@@ -47,7 +47,7 @@ jobs:
         if: startsWith(github.ref, 'refs/tags/')
         with:
           version: latest
-          args: release --rm-dist --release-notes ./RELEASE_NOTES.md
+          args: release --clean --release-notes ./RELEASE_NOTES.md
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           TM_VERSION: ${{ env.TM_VERSION }}
diff --git a/.goreleaser.yml b/.goreleaser.yml
index 0dc2fe6e66..5a2f6a5c98 100644
--- a/.goreleaser.yml
+++ b/.goreleaser.yml
@@ -20,9 +20,10 @@ builds:
       - -s -w -X main.commit={{.Commit}} -X main.date={{ .CommitDate }} -X github.com/cosmos/cosmos-sdk/version.Name=umee -X github.com/cosmos/cosmos-sdk/version.AppName=umeed -X github.com/cosmos/cosmos-sdk/version.Version={{ .Version }} -X github.com/cosmos/cosmos-sdk/version.Commit={{ .Commit }} -X github.com/cosmos/cosmos-sdk/version.BuildTags=netgo,ledger -X github.com/cometbft/cometbft/version.TMCoreSemVer={{ .Env.TM_VERSION }}
     goos:
       - linux
+      # - darwin
     goarch:
-      - amd64
-#      - arm64  # github only supports linux @ amd64
+      - amd64 # github only supports linux @ amd64
+    #  - arm64
 
 archives:
   - id: tarball
@@ -46,4 +47,4 @@ checksum:
   algorithm: sha256
 
 changelog:
-  skip: false
+  disable: true
diff --git a/app/upgrades.go b/app/upgrades.go
index 81ddbb512d..37c536c5ad 100644
--- a/app/upgrades.go
+++ b/app/upgrades.go
@@ -59,7 +59,7 @@ func (app UmeeApp) RegisterUpgradeHandlers() {
 }
 
 func (app *UmeeApp) registerUpgrade6_6RC1(upgradeInfo upgradetypes.Plan) {
-	planName := "v6.6-rc1"
+	planName := "v6.6"
 
 	app.UpgradeKeeper.SetUpgradeHandler(planName,
 		func(ctx sdk.Context, _ upgradetypes.Plan, fromVM module.VersionMap) (module.VersionMap, error) {
@@ -67,16 +67,14 @@ func (app *UmeeApp) registerUpgrade6_6RC1(upgradeInfo upgradetypes.Plan) {
 
 			// update leverage and metoken params to include burn auction fee share.
 			lparams := app.LeverageKeeper.GetParams(ctx)
-			// TODO: need to check the reward auction fee params value for v6.6
-			lparams.RewardsAuctionFee = sdk.MustNewDecFromStr("0.01")
+			lparams.RewardsAuctionFee = sdk.MustNewDecFromStr("0.02")
 			if err := app.LeverageKeeper.SetParams(ctx, lparams); err != nil {
 				return nil, err
 			}
 
 			mekeeper := app.MetokenKeeperB.Keeper(&ctx)
 			meparams := mekeeper.GetParams()
-			// TODO: need to check the Rewards Auction Fee Factor params value for v6.6
-			meparams.RewardsAuctionFeeFactor = 10000 // 100% of fees goes to rewards auction
+			meparams.RewardsAuctionFeeFactor = 1000 // 10% of fees goes to rewards auction
 			if err := mekeeper.SetParams(meparams); err != nil {
 				return nil, err
 			}
diff --git a/x/auction/genesis.go b/x/auction/genesis.go
index 8157cb9bf3..867993839e 100644
--- a/x/auction/genesis.go
+++ b/x/auction/genesis.go
@@ -10,9 +10,7 @@ import (
 // DefaultGenesis creates a default genesis state
 func DefaultGenesis() *GenesisState {
 	return &GenesisState{
-		// check bid duration value for v6.6 upgrade
-		// RewardsParams:   RewardsParams{BidDuration: 14 * 24 * 3600}, // 14 days
-		RewardsParams:   RewardsParams{BidDuration: 4 * 3600}, //  4 hours for bid duration this is only for canon-4 network
+		RewardsParams:   RewardsParams{BidDuration: 14 * 24 * 3600}, // 14 days
 		RewardAuctionId: 0,
 		RewardsAuctions: []RewardsKV{},
 		RewardsBids:     []BidKV{},
diff --git a/x/auction/msgs.go b/x/auction/msgs.go
index 6a06d3d928..ed08668da6 100644
--- a/x/auction/msgs.go
+++ b/x/auction/msgs.go
@@ -19,7 +19,6 @@ const minBidDuration = 3600 // 1h in seconds
 
 // MinRewardsBid is the minimum increase of the previous bid or the minimum bid if it's the
 // first one. 50 UX = 50e6uumee
-// TODO: need to check the value for v6.6 upgrade
 var MinRewardsBid = sdk.NewInt(50_000_000)
 
 //