diff --git a/.travis.yml b/.travis.yml
index b76243778..4d4ad32b6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,11 +12,9 @@ addons:
 matrix:
   allow_failures:
   - node_js: "5"
-  - node_js: "6"
 before_install:
   - npm install -g npm@latest-2
 node_js:
-  - "6"
   - "5"
   - "4"
   - "0.12"
diff --git a/test/nodes/core/core/75-exec_spec.js b/test/nodes/core/core/75-exec_spec.js
index bf6d8d60b..9572a99c4 100644
--- a/test/nodes/core/core/75-exec_spec.js
+++ b/test/nodes/core/core/75-exec_spec.js
@@ -234,17 +234,10 @@ describe('exec node', function() {
                 var n2 = helper.getNode("n2");
                 var n3 = helper.getNode("n3");
                 var n4 = helper.getNode("n4");
-                n2.on("input", function(msg) {
-                    console.log("n2",msg);
-                });
-                n3.on("input", function(msg) {
-                    console.log("n3",msg);
-                });
                 n4.on("input", function(msg) {
-                    console.log("n4",msg);
                     msg.should.have.property("payload");
-                    msg.payload.should.be.a.String;
-                    msg.payload.should.equal(-2);
+                    msg.payload.should.be.a.Number;
+                    msg.payload.should.be.below(0);
                     done();
                 });
                 n1.receive({payload:null});