diff --git a/slice/slice.go b/slice/slice.go
index 321efea..388ee20 100644
--- a/slice/slice.go
+++ b/slice/slice.go
@@ -474,7 +474,7 @@ func Intersection(slices ...interface{}) interface{} {
 	}
 
 	res := Reduce(slices, reduceFunc, nil)
-	return Union(res)
+	return Unique(res)
 }
 
 // ReverseSlice return slice of element order is reversed to the given slice