diff --git a/floats.go b/floats.go
index b5d29d5e..ec69f1c2 100644
--- a/floats.go
+++ b/floats.go
@@ -236,7 +236,7 @@ func Min(s []float64) (min float64, ind int) {
 // nearest to v. If several such indices exist, the lowest index
 // is returned
 // TODO: Add test
-func Nearest(s []float64, v float64) (ind int) {
+func Nearest(v float64, s []float64) (ind int) {
 	dist := math.Abs(v - s[0])
 	ind = 0
 	for i, val := range s {
diff --git a/floats_test.go b/floats_test.go
index 62c4e6e9..1433c91f 100644
--- a/floats_test.go
+++ b/floats_test.go
@@ -284,7 +284,7 @@ func TestMin(t *testing.T) {
 
 func TestNearest(t *testing.T) {
 	//s := []float64{3, 5, 6.2, 6.2, 8}
-	//ind
+	//ind := Nearest(s, )
 }
 
 func TestNorm(t *testing.T) {