diff --git a/cmd/vela-terraform/plan_test.go b/cmd/vela-terraform/plan_test.go
index aad5340..c02e987 100644
--- a/cmd/vela-terraform/plan_test.go
+++ b/cmd/vela-terraform/plan_test.go
@@ -105,7 +105,7 @@ func TestTerraform_Plan_Command_tf13(t *testing.T) {
 		fmt.Sprintf("-var=%s", p.Vars[1]),
 		fmt.Sprintf("-var-file=%s", p.VarFiles[0]),
 		fmt.Sprintf("-var-file=%s", p.VarFiles[1]),
-		fmt.Sprintf(p.Directory),
+		fmt.Sprint(p.Directory),
 	)
 
 	got := p.Command()
diff --git a/cmd/vela-terraform/validate_test.go b/cmd/vela-terraform/validate_test.go
index 156a699..30897b4 100644
--- a/cmd/vela-terraform/validate_test.go
+++ b/cmd/vela-terraform/validate_test.go
@@ -64,7 +64,7 @@ func TestTerraform_Validation_Command_tf13(t *testing.T) {
 		fmt.Sprintf("-var=%s", v.Vars[1]),
 		fmt.Sprintf("-var-file=%s", v.VarFiles[0]),
 		fmt.Sprintf("-var-file=%s", v.VarFiles[1]),
-		fmt.Sprintf(v.Directory),
+		fmt.Sprint(v.Directory),
 	)
 
 	got := v.Command()