diff --git a/store/cachemultistore.go b/store/cachemultistore.go
index d0231ee1dd..cb1cbd9c07 100644
--- a/store/cachemultistore.go
+++ b/store/cachemultistore.go
@@ -7,7 +7,7 @@ package store
 // Implements MultiStore.
 type cacheMultiStore struct {
 	db           CacheKVStore
-	curVersion   int64
+	nextVersion  int64
 	lastCommitID CommitID
 	substores    map[string]CacheWrap
 }
@@ -15,7 +15,7 @@ type cacheMultiStore struct {
 func newCacheMultiStoreFromRMS(rms *rootMultiStore) cacheMultiStore {
 	cms := cacheMultiStore{
 		db:           NewCacheKVStore(rms.db),
-		curVersion:   rms.curVersion,
+		nextVersion:  rms.nextVersion,
 		lastCommitID: rms.lastCommitID,
 		substores:    make(map[string]CacheWrap, len(rms.substores)),
 	}
@@ -28,7 +28,7 @@ func newCacheMultiStoreFromRMS(rms *rootMultiStore) cacheMultiStore {
 func newCacheMultiStoreFromCMS(cms cacheMultiStore) cacheMultiStore {
 	cms2 := cacheMultiStore{
 		db:           NewCacheKVStore(cms.db),
-		curVersion:   cms.curVersion,
+		nextVersion:  cms.nextVersion,
 		lastCommitID: cms.lastCommitID,
 		substores:    make(map[string]CacheWrap, len(cms.substores)),
 	}
@@ -44,8 +44,8 @@ func (cms cacheMultiStore) LastCommitID() CommitID {
 }
 
 // Implements CacheMultiStore
-func (cms cacheMultiStore) CurrentVersion() int64 {
-	return cms.curVersion
+func (cms cacheMultiStore) NextVersion() int64 {
+	return cms.nextVersion
 }
 
 // Implements CacheMultiStore
diff --git a/store/rootmultistore.go b/store/rootmultistore.go
index 0d67b9a832..21b399946b 100644
--- a/store/rootmultistore.go
+++ b/store/rootmultistore.go
@@ -20,7 +20,7 @@ const (
 // Implements MultiStore.
 type rootMultiStore struct {
 	db           dbm.DB
-	curVersion   int64
+	nextVersion  int64
 	lastCommitID CommitID
 	storeLoaders map[string]CommitStoreLoader
 	substores    map[string]CommitStore
@@ -29,7 +29,7 @@ type rootMultiStore struct {
 func NewMultiStore(db dbm.DB) *rootMultiStore {
 	return &rootMultiStore{
 		db:           db,
-		curVersion:   0,
+		nextVersion:  0,
 		storeLoaders: make(map[string]CommitStoreLoader),
 		substores:    make(map[string]CommitStore),
 	}
@@ -49,8 +49,8 @@ func (rs *rootMultiStore) LoadLatestVersion() error {
 }
 
 // NOTE: Returns 0 unless LoadVersion() or LoadLatestVersion() is called.
-func (rs *rootMultiStore) GetCurrentVersion() int64 {
-	return rs.curVersion
+func (rs *rootMultiStore) NextVersion() int64 {
+	return rs.nextVersion
 }
 
 func (rs *rootMultiStore) LoadVersion(ver int64) error {
@@ -65,7 +65,7 @@ func (rs *rootMultiStore) LoadVersion(ver int64) error {
 			rs.substores[name] = store
 		}
 
-		rs.curVersion = 1
+		rs.nextVersion = 1
 		rs.lastCommitID = CommitID{}
 		return nil
 	}
@@ -100,7 +100,7 @@ func (rs *rootMultiStore) LoadVersion(ver int64) error {
 	}
 
 	// Success.
-	rs.curVersion = ver + 1
+	rs.nextVersion = ver + 1
 	rs.lastCommitID = state.CommitID()
 	rs.substores = newSubstores
 	return nil
@@ -110,7 +110,7 @@ func (rs *rootMultiStore) LoadVersion(ver int64) error {
 func (rs *rootMultiStore) Commit() CommitID {
 
 	// Commit substores
-	version := rs.curVersion
+	version := rs.nextVersion
 	state := commitSubstores(version, rs.substores)
 
 	// Need to update self state atomically.
@@ -120,7 +120,7 @@ func (rs *rootMultiStore) Commit() CommitID {
 	batch.Write()
 
 	// Prepare for next version.
-	rs.curVersion = version + 1
+	rs.nextVersion = version + 1
 	commitID := CommitID{
 		Version: version,
 		Hash:    state.Hash(),
diff --git a/store/rootmultistore_test.go b/store/rootmultistore_test.go
index 0439e51f52..a210ea7bf5 100644
--- a/store/rootmultistore_test.go
+++ b/store/rootmultistore_test.go
@@ -77,7 +77,7 @@ func newMultiStoreWithLoaders(db dbm.DB) *rootMultiStore {
 }
 
 func checkStore(t *testing.T, store *rootMultiStore, expect, got CommitID) {
-	assert.EqualValues(t, expect.Version+1, store.GetCurrentVersion())
+	assert.EqualValues(t, expect.Version+1, store.NextVersion())
 	assert.Equal(t, expect, got)
 	assert.Equal(t, expect, store.LastCommitID())
 
diff --git a/store/types.go b/store/types.go
index 0138aa9b23..02518453c6 100644
--- a/store/types.go
+++ b/store/types.go
@@ -13,12 +13,12 @@ import (
 type MultiStore interface {
 
 	// Last commit, or the zero CommitID.
-	// If not zero, CommitID.Version is CurrentVersion()-1.
+	// If not zero, CommitID.Version is NextVersion()-1.
 	LastCommitID() CommitID
 
 	// Current version being worked on now, not yet committed.
 	// Should be greater than 0.
-	CurrentVersion() int64
+	NextVersion() int64
 
 	// Cache wrap MultiStore.
 	// NOTE: Caller should probably not call .Write() on each, but