diff --git a/pkg/config/config_test.go b/pkg/config/config_test.go
index 574e435..af3af3d 100644
--- a/pkg/config/config_test.go
+++ b/pkg/config/config_test.go
@@ -10,7 +10,6 @@ import (
 )
 
 func TestConfiguration_init_ShouldCorrectlyInitializeConfiguration(t *testing.T) {
-	t.Parallel()
 
 	//setup
 	defer utils.UnsetEnv("PACKAGR_")()
@@ -40,6 +39,7 @@ func TestConfiguration_init_EnvVariablesShouldLoadProperly(t *testing.T) {
 
 func TestConfiguration_ReadConfig(t *testing.T) {
 	//setup
+	defer utils.UnsetEnv("PACKAGR_")()
 	testConfig, _ := config.Create()
 	testConfig.SetDefault(config.PACKAGR_PACKAGE_TYPE, "generic")
 	testConfig.SetDefault(config.PACKAGR_SCM, "default")
diff --git a/pkg/engine/engine_chef_test.go b/pkg/engine/engine_chef_test.go
index 1d3e823..aa298f8 100644
--- a/pkg/engine/engine_chef_test.go
+++ b/pkg/engine/engine_chef_test.go
@@ -14,6 +14,7 @@ import (
 	"github.com/stretchr/testify/require"
 	"github.com/stretchr/testify/suite"
 	"io/ioutil"
+	"net/http"
 	"path"
 	//"path/filepath"
 	"github.com/packagrio/bumpr/pkg/config/mock"
@@ -30,7 +31,7 @@ func TestEngineChef_Create(t *testing.T) {
 	testConfig.Set(config.PACKAGR_SCM, "github")
 	testConfig.Set(config.PACKAGR_PACKAGE_TYPE, "chef")
 	pipelineData := new(pipeline.Data)
-	githubScm, err := scm.Create("github", pipelineData, testConfig, nil)
+	githubScm, err := scm.Create("github", pipelineData, testConfig, &http.Client{})
 	require.NoError(t, err)
 
 	//test
diff --git a/pkg/engine/engine_golang_test.go b/pkg/engine/engine_golang_test.go
index 715b481..ad697bc 100644
--- a/pkg/engine/engine_golang_test.go
+++ b/pkg/engine/engine_golang_test.go
@@ -14,6 +14,7 @@ import (
 	"github.com/stretchr/testify/require"
 	"github.com/stretchr/testify/suite"
 	"io/ioutil"
+	"net/http"
 	"path"
 	//"path/filepath"
 	"github.com/packagrio/bumpr/pkg/config/mock"
@@ -30,7 +31,7 @@ func TestEngineGolang_Create(t *testing.T) {
 	testConfig.Set(config.PACKAGR_SCM, "github")
 	testConfig.Set(config.PACKAGR_PACKAGE_TYPE, "golang")
 	pipelineData := new(pipeline.Data)
-	githubScm, err := scm.Create("github", pipelineData, testConfig, nil)
+	githubScm, err := scm.Create("github", pipelineData, testConfig, &http.Client{})
 	require.NoError(t, err)
 
 	//test
diff --git a/pkg/engine/engine_node_test.go b/pkg/engine/engine_node_test.go
index 78073fa..89d337e 100644
--- a/pkg/engine/engine_node_test.go
+++ b/pkg/engine/engine_node_test.go
@@ -14,6 +14,7 @@ import (
 	"github.com/stretchr/testify/require"
 	"github.com/stretchr/testify/suite"
 	"io/ioutil"
+	"net/http"
 	"path"
 	//"path/filepath"
 	"github.com/packagrio/bumpr/pkg/config/mock"
@@ -30,7 +31,7 @@ func TestEngineNode_Create(t *testing.T) {
 	testConfig.Set(config.PACKAGR_SCM, "github")
 	testConfig.Set(config.PACKAGR_PACKAGE_TYPE, "node")
 	pipelineData := new(pipeline.Data)
-	githubScm, err := scm.Create("github", pipelineData, testConfig, nil)
+	githubScm, err := scm.Create("github", pipelineData, testConfig, &http.Client{})
 	require.NoError(t, err)
 
 	//test
diff --git a/pkg/engine/engine_python_test.go b/pkg/engine/engine_python_test.go
index 2637434..cbe285a 100644
--- a/pkg/engine/engine_python_test.go
+++ b/pkg/engine/engine_python_test.go
@@ -14,6 +14,7 @@ import (
 	"github.com/stretchr/testify/require"
 	"github.com/stretchr/testify/suite"
 	"io/ioutil"
+	"net/http"
 	"path"
 	//"path/filepath"
 	"github.com/packagrio/bumpr/pkg/config/mock"
@@ -30,7 +31,7 @@ func TestEnginePython_Create(t *testing.T) {
 	testConfig.Set(config.PACKAGR_SCM, "github")
 	testConfig.Set(config.PACKAGR_PACKAGE_TYPE, "python")
 	pipelineData := new(pipeline.Data)
-	githubScm, err := scm.Create("github", pipelineData, testConfig, nil)
+	githubScm, err := scm.Create("github", pipelineData, testConfig, &http.Client{})
 	require.NoError(t, err)
 
 	//test
diff --git a/pkg/engine/engine_ruby_test.go b/pkg/engine/engine_ruby_test.go
index 2dbabc0..1cc18f6 100644
--- a/pkg/engine/engine_ruby_test.go
+++ b/pkg/engine/engine_ruby_test.go
@@ -14,6 +14,7 @@ import (
 	"github.com/stretchr/testify/require"
 	"github.com/stretchr/testify/suite"
 	"io/ioutil"
+	"net/http"
 	"path"
 	//"path/filepath"
 	"github.com/packagrio/bumpr/pkg/config/mock"
@@ -30,7 +31,7 @@ func TestEngineRuby_Create(t *testing.T) {
 	testConfig.Set(config.PACKAGR_SCM, "github")
 	testConfig.Set(config.PACKAGR_PACKAGE_TYPE, "ruby")
 	pipelineData := new(pipeline.Data)
-	githubScm, err := scm.Create("github", pipelineData, testConfig, nil)
+	githubScm, err := scm.Create("github", pipelineData, testConfig, &http.Client{})
 	require.NoError(t, err)
 
 	//test
diff --git a/pkg/pipeline.go b/pkg/pipeline.go
index 28fab46..427a403 100644
--- a/pkg/pipeline.go
+++ b/pkg/pipeline.go
@@ -9,6 +9,7 @@ import (
 	"github.com/packagrio/go-common/pipeline"
 	"github.com/packagrio/go-common/scm"
 	"log"
+	"net/http"
 	"os"
 	"path"
 	"path/filepath"
@@ -36,7 +37,7 @@ func (p *Pipeline) Start(configData config.Interface) error {
 		return err
 	}
 
-	sourceScm, err := scm.Create(p.Config.GetString(config.PACKAGR_SCM), p.Data, p.Config, nil)
+	sourceScm, err := scm.Create(p.Config.GetString(config.PACKAGR_SCM), p.Data, p.Config, &http.Client{})
 	if err != nil {
 		fmt.Printf("FATAL: %+v\n", err)
 		os.Exit(1)