diff --git a/arbo/utils.go b/arbo/utils_test.go
similarity index 95%
rename from arbo/utils.go
rename to arbo/utils_test.go
index de19a55..91d1868 100644
--- a/arbo/utils.go
+++ b/arbo/utils_test.go
@@ -21,13 +21,13 @@ type censusConfig struct {
 	baseFiled     *big.Int
 }
 
-// generateCensusProofForTest generates a census proof for testing purposes, it
+// GenerateCensusProofForTest generates a census proof for testing purposes, it
 // receives a configuration and a key-value pair to generate the proof for.
 // It returns the root, key, value, and siblings of the proof. The configuration
 // includes the temp directory to store the database, the number of valid
 // siblings, the total number of siblings, the key length, the hash function to
 // use in the merkle tree, and the base field to use in the finite field.
-func generateCensusProofForTest(conf censusConfig, k, v []byte) (*big.Int, *big.Int, *big.Int, []*big.Int, error) {
+func GenerateCensusProofForTest(conf censusConfig, k, v []byte) (*big.Int, *big.Int, *big.Int, []*big.Int, error) {
 	defer func() {
 		_ = os.RemoveAll(conf.dir)
 	}()
diff --git a/arbo/verifier_bls12377_test.go b/arbo/verifier_bls12377_test.go
index ed694d1..983c372 100644
--- a/arbo/verifier_bls12377_test.go
+++ b/arbo/verifier_bls12377_test.go
@@ -54,7 +54,7 @@ func TestVerifierBLS12377(t *testing.T) {
 	p.Stop()
 	fmt.Println("constrains", p.NbConstraints())
 	// generate census proof
-	root, key, value, siblings, err := generateCensusProofForTest(censusConfig{
+	root, key, value, siblings, err := GenerateCensusProofForTest(censusConfig{
 		dir:           t.TempDir() + "/bls12377",
 		validSiblings: v_siblings,
 		totalSiblings: n_siblings,
diff --git a/arbo/verifier_bn254_test.go b/arbo/verifier_bn254_test.go
index fea971e..f6177c9 100644
--- a/arbo/verifier_bn254_test.go
+++ b/arbo/verifier_bn254_test.go
@@ -40,7 +40,7 @@ func TestVerifierBN254(t *testing.T) {
 	p.Stop()
 	fmt.Println("constrains", p.NbConstraints())
 	// generate census proof
-	root, key, value, siblings, err := generateCensusProofForTest(censusConfig{
+	root, key, value, siblings, err := GenerateCensusProofForTest(censusConfig{
 		dir:           t.TempDir() + "/bn254",
 		validSiblings: v_siblings,
 		totalSiblings: n_siblings,