diff --git a/Tests/AlgorithmsTests/CombinatoricsTests.swift b/Tests/AlgorithmsTests/CombinatoricsTests.swift
index 038509a..3284b13 100644
--- a/Tests/AlgorithmsTests/CombinatoricsTests.swift
+++ b/Tests/AlgorithmsTests/CombinatoricsTests.swift
@@ -25,7 +25,6 @@ class CombinatoricsTests: XCTestCase {
 
     func testPermutationsEmpty() {
         let values: [Int] = []
-        let permutations = values.permutations
         XCTAssert(values.permutations.isEmpty)
     }