diff --git a/lib/spec.js b/lib/spec.js
index ab485eb..012bebf 100644
--- a/lib/spec.js
+++ b/lib/spec.js
@@ -23,7 +23,7 @@ describe('knapsack problem', function(){
         {name:'blanket',  weight:4, value:40},
         {name:'lantern',  weight:5, value:10}
       ];
-    it('returns a soution that is different from the input solution', function(){
+    it('returns a solution that is different from the input solution', function(){
       var neighbor = generateNeighboringSolution(solution);
       expect(neighbor).not.to.deep.equal(solution);
     });