diff --git a/plugin.go b/plugin.go
index 7321c03..2d33629 100644
--- a/plugin.go
+++ b/plugin.go
@@ -255,6 +255,12 @@ func tfDestroy(config Config) *exec.Cmd {
 	for _, v := range config.Targets {
 		args = append(args, fmt.Sprintf("-target=%s", v))
 	}
+	for _, v := range config.VarFiles {
+		args = append(args, fmt.Sprintf("-var-file=%s", v))
+	}
+	for k, v := range config.Vars {
+		args = append(args, "-var", fmt.Sprintf("%s=%s", k, v))
+	}
 	if config.Parallelism > 0 {
 		args = append(args, fmt.Sprintf("-parallelism=%d", config.Parallelism))
 	}
@@ -286,11 +292,10 @@ func tfPlan(config Config, destroy bool) *exec.Cmd {
 		args = append(args, "--target", fmt.Sprintf("%s", v))
 	}
 	for _, v := range config.VarFiles {
-		args = append(args, "-var-file", fmt.Sprintf("%s", v))
+		args = append(args, fmt.Sprintf("-var-file=%s", v))
 	}
 	for k, v := range config.Vars {
-		args = append(args, "-var")
-		args = append(args, fmt.Sprintf("%s=%s", k, v))
+		args = append(args, "-var", fmt.Sprintf("%s=%s", k, v))
 	}
 	if config.Parallelism > 0 {
 		args = append(args, fmt.Sprintf("-parallelism=%d", config.Parallelism))
@@ -312,11 +317,10 @@ func tfValidate(config Config) *exec.Cmd {
 		"validate",
 	}
 	for _, v := range config.VarFiles {
-		args = append(args, "-var-file", fmt.Sprintf("%s", v))
+		args = append(args, fmt.Sprintf("-var-file=%s", v))
 	}
 	for k, v := range config.Vars {
-		args = append(args, "-var")
-		args = append(args, fmt.Sprintf("%s=%s", k, v))
+		args = append(args, "-var", fmt.Sprintf("%s=%s", k, v))
 	}
 	return exec.Command(
 		"terraform",
diff --git a/plugin_test.go b/plugin_test.go
index baf59c0..197d2a7 100644
--- a/plugin_test.go
+++ b/plugin_test.go
@@ -102,10 +102,10 @@ func TestPlugin(t *testing.T) {
 			}
 
 			tests := []struct {
-				name string
-				args args
+				name    string
+				args    args
 				destroy bool
-				want *exec.Cmd
+				want    *exec.Cmd
 			}{
 				{
 					"default",
diff --git a/terraform.go b/terraform.go
index 19ee04e..6834ddc 100644
--- a/terraform.go
+++ b/terraform.go
@@ -32,7 +32,7 @@ func downloadTerraform(version string) error {
 func downloadFile(filepath string, url string) error {
 	// Create the file
 	out, err := os.Create(filepath)
-	if err != nil  {
+	if err != nil {
 		return err
 	}
 	defer out.Close()
@@ -46,7 +46,7 @@ func downloadFile(filepath string, url string) error {
 
 	// Writer the body to file
 	_, err = io.Copy(out, resp.Body)
-	if err != nil  {
+	if err != nil {
 		return err
 	}