diff --git a/services/nodevoto-voting/api.js b/services/nodevoto-voting/api.js
index 92361c0..af36e71 100644
--- a/services/nodevoto-voting/api.js
+++ b/services/nodevoto-voting/api.js
@@ -39,7 +39,7 @@ class PollServiceServer {
     };
 
     implementations.VoteCartoonHalloweenGhost = (call, callback) => {
-      callback(new Error('Unkown error'), null);
+      callback(new Error('Unknown error'), null);
     };
 
     return implementations;
diff --git a/test/nodevoto-voting/api.test.js b/test/nodevoto-voting/api.test.js
index 6c53161..dfc5fd5 100644
--- a/test/nodevoto-voting/api.test.js
+++ b/test/nodevoto-voting/api.test.js
@@ -48,7 +48,7 @@ describe('api (voting)', () => {
       try {
         await wrap(impls.VoteCartoonHalloweenGhost)();
       } catch(err) {
-        expect(err.message).equals('Unkown error');
+        expect(err.message).equals('Unknown error');
       }
     });
 
diff --git a/test/nodevoto-web/app.test.js b/test/nodevoto-web/app.test.js
index a7f2394..e71c705 100644
--- a/test/nodevoto-web/app.test.js
+++ b/test/nodevoto-web/app.test.js
@@ -78,7 +78,7 @@ class VotingMock {
   }
 
   VoteCartoonHalloweenGhost(args, callback) {
-    return callback('Unkown error', null);
+    return callback('Unknown error', null);
   }
 
   VoteBatmanSadRain(args, callback) {