diff --git a/README.md b/README.md
index adb6cf6db..b77013e78 100644
--- a/README.md
+++ b/README.md
@@ -284,8 +284,8 @@ const fibonacci = n =>
 Use `Array.filter()` for an array containing only the unique values.
 
 ```js
-const unique = arr => arr.filter(i => arr.indexOf(i) === arr.lastIndexOf(i));
-// unique([1,2,2,3,4,4,5]) -> [1,3,5]
+const filterNonUnique = arr => arr.filter(i => arr.indexOf(i) === arr.lastIndexOf(i));
+// filterNonUnique([1,2,2,3,4,4,5]) -> [1,3,5]
 ```
 
 ### Flatten array
diff --git a/snippets/filter-out-non-unique-values-in-an-array.md b/snippets/filter-out-non-unique-values-in-an-array.md
index 622026234..86562feb4 100644
--- a/snippets/filter-out-non-unique-values-in-an-array.md
+++ b/snippets/filter-out-non-unique-values-in-an-array.md
@@ -3,6 +3,6 @@
 Use `Array.filter()` for an array containing only the unique values.
 
 ```js
-const unique = arr => arr.filter(i => arr.indexOf(i) === arr.lastIndexOf(i));
-// unique([1,2,2,3,4,4,5]) -> [1,3,5]
+const filterNonUnique = arr => arr.filter(i => arr.indexOf(i) === arr.lastIndexOf(i));
+// filterNonUnique([1,2,2,3,4,4,5]) -> [1,3,5]
 ```