diff --git a/pkg/transformers/vat_tune/converter_test.go b/pkg/transformers/vat_tune/converter_test.go
index 09347aaa..6f8c21a3 100644
--- a/pkg/transformers/vat_tune/converter_test.go
+++ b/pkg/transformers/vat_tune/converter_test.go
@@ -33,7 +33,7 @@ var _ = Describe("Vat tune converter", func() {
 		Expect(err).To(HaveOccurred())
 	})
 
-	It("converts a log to an model", func() {
+	It("converts a log to a model", func() {
 		converter := vat_tune.VatTuneConverter{}
 
 		models, err := converter.ToModels([]types.Log{test_data.EthVatTuneLog})
diff --git a/pkg/transformers/vat_tune/repository_test.go b/pkg/transformers/vat_tune/repository_test.go
index 7ab3fbd2..06bcedcc 100644
--- a/pkg/transformers/vat_tune/repository_test.go
+++ b/pkg/transformers/vat_tune/repository_test.go
@@ -14,6 +14,7 @@ import (
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/vat_tune"
 	"github.com/vulcanize/vulcanizedb/test_config"
+	"math/rand"
 )
 
 var _ = Describe("Vat tune repository", func() {
@@ -80,7 +81,7 @@ var _ = Describe("Vat tune repository", func() {
 			Expect(headerChecked).To(BeTrue())
 		})
 
-		It("does not duplicate pit file vat_tune events", func() {
+		It("does not duplicate vat tune events", func() {
 			err = vatTuneRepository.Create(headerID, []interface{}{test_data.VatTuneModel})
 			Expect(err).NotTo(HaveOccurred())
 
@@ -90,7 +91,7 @@ var _ = Describe("Vat tune repository", func() {
 			Expect(err.Error()).To(ContainSubstring("pq: duplicate key value violates unique constraint"))
 		})
 
-		It("allows for multiple flop kick events in one transaction if they have different log indexes", func() {
+		It("allows for multiple vat tune events in one transaction if they have different log indexes", func() {
 			err = vatTuneRepository.Create(headerID, []interface{}{test_data.VatTuneModel})
 			Expect(err).NotTo(HaveOccurred())
 
@@ -101,7 +102,7 @@ var _ = Describe("Vat tune repository", func() {
 			Expect(err).NotTo(HaveOccurred())
 		})
 
-		It("removes pit file vat_tune if corresponding header is deleted", func() {
+		It("removes vat tune if corresponding header is deleted", func() {
 			err = vatTuneRepository.Create(headerID, []interface{}{test_data.VatTuneModel})
 			Expect(err).NotTo(HaveOccurred())
 
@@ -113,6 +114,12 @@ var _ = Describe("Vat tune repository", func() {
 			Expect(err).To(HaveOccurred())
 			Expect(err).To(MatchError(sql.ErrNoRows))
 		})
+
+		It("returns an error if model is of wrong type", func() {
+			err = vatTuneRepository.Create(headerID, []interface{}{test_data.WrongModel{}})
+			Expect(err).To(HaveOccurred())
+			Expect(err.Error()).To(ContainSubstring("model of type"))
+		})
 	})
 
 	Describe("MarkHeaderChecked", func() {
@@ -153,7 +160,7 @@ var _ = Describe("Vat tune repository", func() {
 		)
 
 		BeforeEach(func() {
-			startingBlockNumber = GinkgoRandomSeed()
+			startingBlockNumber = rand.Int63()
 			vatTuneBlockNumber = startingBlockNumber + 1
 			endingBlockNumber = startingBlockNumber + 2
 
diff --git a/pkg/transformers/vat_tune/transformer_test.go b/pkg/transformers/vat_tune/transformer_test.go
index 743473ce..da9b59f6 100644
--- a/pkg/transformers/vat_tune/transformer_test.go
+++ b/pkg/transformers/vat_tune/transformer_test.go
@@ -18,13 +18,15 @@ import (
 )
 
 var _ = Describe("Vat tune transformer", func() {
-	var config = vat_tune.VatTuneConfig
-	var fetcher mocks.MockLogFetcher
-	var converter vat_tune_mocks.MockVatTuneConverter
-	var repository vat_tune_mocks.MockVatTuneRepository
-	var transformer shared.Transformer
-	var headerOne core.Header
-	var headerTwo core.Header
+	var (
+		config      = vat_tune.VatTuneConfig
+		fetcher     mocks.MockLogFetcher
+		converter   vat_tune_mocks.MockVatTuneConverter
+		repository  vat_tune_mocks.MockVatTuneRepository
+		transformer shared.Transformer
+		headerOne   core.Header
+		headerTwo   core.Header
+	)
 
 	BeforeEach(func() {
 		fetcher = mocks.MockLogFetcher{}