diff --git a/Makefile b/Makefile
index ed080a2a..146a1d9e 100644
--- a/Makefile
+++ b/Makefile
@@ -108,5 +108,6 @@ test-all: build
 	@# AppStateDeterminism does use Seed flag
 	@go test ./app -run TestAppStateDeterminism      -Enabled -Commit -NumBlocks=100 -BlockSize=200 -v -timeout 24h
 
-
-.PHONY: all build-linux install clean build test-all
\ No newline at end of file
+test:
+	@go test ./...
+.PHONY: all build-linux install clean build test-all test
\ No newline at end of file
diff --git a/x/validator-vesting/internal/types/genesis.go b/x/validator-vesting/internal/types/genesis.go
index 69007b44..aef83708 100644
--- a/x/validator-vesting/internal/types/genesis.go
+++ b/x/validator-vesting/internal/types/genesis.go
@@ -10,7 +10,7 @@ import (
 
 // GenesisState - all auth state that must be provided at genesis
 type GenesisState struct {
-	PreviousBlockTime time.Time
+	PreviousBlockTime time.Time `json:"previous_block_time" yaml:"previous_block_time"`
 }
 
 // NewGenesisState - Create a new genesis state