diff --git a/sha512/pysha512.go b/sha512/sha512.go
similarity index 98%
rename from sha512/pysha512.go
rename to sha512/sha512.go
index d4c8818..fc1358e 100644
--- a/sha512/pysha512.go
+++ b/sha512/sha512.go
@@ -15,7 +15,7 @@ func _right_rotate(n [64]frontend.Variable, bits int) [64]frontend.Variable {
 	return result
 }
 
-func PySha512(api frontend.API, in [] frontend.Variable) ([512] frontend.Variable) {
+func Sha512(api frontend.API, in [] frontend.Variable) ([512] frontend.Variable) {
 	_not := func(x [64]frontend.Variable) [64]frontend.Variable {
 		return not(api, x)
 	}
diff --git a/sha512/sha_test.go b/sha512/sha_test.go
index 19d9a75..c1ef941 100644
--- a/sha512/sha_test.go
+++ b/sha512/sha_test.go
@@ -15,7 +15,7 @@ type Sha512Circuit struct {
 }
 
 func (circuit *Sha512Circuit) Define(api frontend.API) error {
-	res := PySha512(api, circuit.in)
+	res := Sha512(api, circuit.in)
 	if len(res) != 512 { panic("bad length") }
 	for i := 0; i < 512; i++ {
 		api.AssertIsEqual(res[i], circuit.out[i])