diff --git a/Makefile b/Makefile
index 02d3b8a9a..8b703fce9 100644
--- a/Makefile
+++ b/Makefile
@@ -19,7 +19,7 @@ DB_BACKEND ?= goleveldb
 SGX_MODE ?= HW
 BRANCH ?= develop
 DEBUG ?= 0
-DOCKER_TAG ?= beta
+DOCKER_TAG ?= alpha
 
 TM_SGX ?= true
 
diff --git a/app/app.go b/app/app.go
index fdf80e596..8470cf911 100644
--- a/app/app.go
+++ b/app/app.go
@@ -55,6 +55,7 @@ import (
 	v1_13 "github.com/scrtlabs/SecretNetwork/app/upgrades/v1.13"
 	v1_14 "github.com/scrtlabs/SecretNetwork/app/upgrades/v1.14"
 	v1_15 "github.com/scrtlabs/SecretNetwork/app/upgrades/v1.15"
+	v1_15_testnet_revert_proto_changes "github.com/scrtlabs/SecretNetwork/app/upgrades/v1.15-testnet-revert-proto-changes"
 	v1_4 "github.com/scrtlabs/SecretNetwork/app/upgrades/v1.4"
 	v1_5 "github.com/scrtlabs/SecretNetwork/app/upgrades/v1.5"
 	v1_6 "github.com/scrtlabs/SecretNetwork/app/upgrades/v1.6"
@@ -125,6 +126,7 @@ var (
 		v1_13.Upgrade,
 		v1_14.Upgrade,
 		v1_15.Upgrade,
+		v1_15_testnet_revert_proto_changes.Upgrade,
 	}
 )
 
diff --git a/app/upgrades/v1.15-testnet-revert-proto-changes/upgrade.go b/app/upgrades/v1.15-testnet-revert-proto-changes/upgrade.go
new file mode 100644
index 000000000..a43fabd88
--- /dev/null
+++ b/app/upgrades/v1.15-testnet-revert-proto-changes/upgrade.go
@@ -0,0 +1,39 @@
+package v1_15_testnet_revert_proto_changes
+
+import (
+	"context"
+	"fmt"
+	"os"
+
+	"cosmossdk.io/log"
+	store "cosmossdk.io/store/types"
+	upgradetypes "cosmossdk.io/x/upgrade/types"
+	"github.com/cosmos/cosmos-sdk/types/module"
+
+	"github.com/scrtlabs/SecretNetwork/app/keepers"
+	"github.com/scrtlabs/SecretNetwork/app/upgrades"
+)
+
+const upgradeName = "v1.15-testnet-revert-proto-changes"
+
+var Upgrade = upgrades.Upgrade{
+	UpgradeName:          upgradeName,
+	CreateUpgradeHandler: createUpgradeHandler,
+	StoreUpgrades:        store.StoreUpgrades{},
+}
+
+func createUpgradeHandler(mm *module.Manager, appKeepers *keepers.SecretAppKeepers, configurator module.Configurator,
+) upgradetypes.UpgradeHandler {
+	return func(ctx context.Context, _ upgradetypes.Plan, vm module.VersionMap) (module.VersionMap, error) {
+		logger := log.NewLogger(os.Stderr)
+		logger.Info(` _    _ _____   _____ _____            _____  ______ `)
+		logger.Info(`| |  | |  __ \ / ____|  __ \     /\   |  __ \|  ____|`)
+		logger.Info(`| |  | | |__) | |  __| |__) |   /  \  | |  | | |__   `)
+		logger.Info(`| |  | |  ___/| | |_ |  _  /   / /\ \ | |  | |  __|  `)
+		logger.Info(`| |__| | |    | |__| | | \ \  / ____ \| |__| | |____ `)
+		logger.Info(` \____/|_|     \_____|_|  \_\/_/    \_\_____/|______|`)
+
+		logger.Info(fmt.Sprintf("Running module migrations for %s...", upgradeName))
+		return mm.RunMigrations(ctx, configurator, vm)
+	}
+}