diff --git a/test/core/modules/blend.js b/test/core/modules/blend.js
index 3e738684..de711378 100644
--- a/test/core/modules/blend.js
+++ b/test/core/modules/blend.js
@@ -30,7 +30,7 @@ test('blend module loads with correct options', t => {
 });
 
 test('blend module works correctly', t => {
-  sequencer.run({mode: 'test'}, () => {
+  sequencer.run(() => {
 
     let result = sequencer.steps[2].output.src;
 
diff --git a/test/core/modules/canvas-resize.js b/test/core/modules/canvas-resize.js
index 8ee04650..fe06e62f 100644
--- a/test/core/modules/canvas-resize.js
+++ b/test/core/modules/canvas-resize.js
@@ -23,7 +23,7 @@ test('Check Options', function(t) {
 
 // Test 3 to check brightness module works as expected
 test('canvas-resize module works correctly', function(t) {
-  sequencer.run({ mode: 'test' }, function(out) {
+  sequencer.run(function(out) {
     var result = sequencer.steps[1].output.src;
     require('get-pixels')(result, (err, pix) => {
       t.equal(pix.shape[0], 500);
diff --git a/test/core/modules/decode-qr.js b/test/core/modules/decode-qr.js
index e977d58c..7b211199 100644
--- a/test/core/modules/decode-qr.js
+++ b/test/core/modules/decode-qr.js
@@ -14,7 +14,7 @@ test('Load Decode-Qr module', function(t) {
 });
 
 test('Decode-qr module works correctly', function(t) {
-  sequencer.run({ mode: 'test' }, function(out) {
+  sequencer.run(function(out) {
     var result = sequencer.steps[1].options.step.qrval;
     t.equal(result, 'http://github.com/publiclab/image-sequencer', 'should be equal');
     t.end();
diff --git a/test/core/modules/invert.js b/test/core/modules/invert.js
index fb3200ca..95130a4f 100644
--- a/test/core/modules/invert.js
+++ b/test/core/modules/invert.js
@@ -28,7 +28,7 @@ test('Load invert module', function(t) {
 });
 
 test('Inverted image isn\'t identical', function(t) {
-  sequencer.run({ mode: 'test' }, function(out) {
+  sequencer.run(function(out) {
     var input = sequencer.steps[0].output.src;
     var output = sequencer.steps[1].output.src;
     input = DataURItoBuffer(input);
@@ -40,7 +40,7 @@ test('Inverted image isn\'t identical', function(t) {
 
 // test("Twice inverted image is identical to original image", function(t) {
 //   sequencer.addSteps('test','invert');
-//   sequencer.run({ mode: 'test' }, function(out) {
+//   sequencer.run(function(out) {
 //     var input = sequencer.steps[0].output.src
 //     var output = sequencer.steps[2].output.src
 //     base64Img.imgSync(input, target, 'input')
@@ -56,7 +56,7 @@ test('Inverted image isn\'t identical', function(t) {
 // });
 
 test('Invert module produces correct output', function(t) {
-  sequencer.run({ mode: 'test' }, function(out) {
+  sequencer.run(function(out) {
     var result = sequencer.steps[1].output.src;
     var benchmark = invert;
     base64Img.imgSync(result, target, 'result');
diff --git a/test/core/modules/text-overlay.js b/test/core/modules/text-overlay.js
index 1d8521ce..761eba0f 100644
--- a/test/core/modules/text-overlay.js
+++ b/test/core/modules/text-overlay.js
@@ -25,7 +25,7 @@ test('Check Options', function(t) {
 
 // Test 3 to check Text Overlay module works as expected.
 // test('Text Overlay module works correctly', function(t) {
-//   sequencer.run({ mode: 'test' }, function(out) {
+//   sequencer.run(function(out) {
 //     // The test runs in node , and the text overlay is a browser only module,
 //     // thus it there is no image processing and output is same as input.
 //     var result = sequencer.steps[1].output.src;
diff --git a/test/core/sequencer/image-sequencer.js b/test/core/sequencer/image-sequencer.js
index ad56be5d..bd6d4141 100644
--- a/test/core/sequencer/image-sequencer.js
+++ b/test/core/sequencer/image-sequencer.js
@@ -175,7 +175,7 @@ test('getSteps() returns correct array of steps', function(t){
 });
 
 test('run() runs the sequencer and returns output to callback', function(t) {
-  sequencer.run({ mode: 'test' }, function(out) {
+  sequencer.run(function(out) {
     t.equal(typeof (sequencer.steps[sequencer.steps.length - 1].output), 'object', 'Output is Generated');
     t.equal(out, sequencer.steps[sequencer.steps.length - 1].output.src, 'Output callback works');
     t.end();
@@ -185,7 +185,7 @@ test('run() runs the sequencer and returns output to callback', function(t) {
 test('getStep(offset) returns the step at offset distance relative to current step', function(t) {
   sequencer.addSteps('invert', {});
   sequencer.addSteps('blend', {});
-  sequencer.run({ mode: 'test' }, function(out) {
+  sequencer.run(function(out) {
     t.equal(!!out, true, 'Blend generates output');
     t.end();
   });
@@ -202,7 +202,7 @@ test('blend returns different output depending on the set offset', function(t) {
   sequencer.addSteps('blend', {});
   // because we've added blend before, so instead of -3 we set it to -4
   sequencer.addSteps('blend', {'offset': -4});
-  sequencer.run({ mode: 'test' }, function(out) {
+  sequencer.run(function(out) {
     t.notStrictEqual(out, sequencer.steps[sequencer.steps.length - 2].output.src, 'different offsets give different output');
     t.end();
   });
diff --git a/test/core/templates/options-test.js b/test/core/templates/options-test.js
index 377b25c5..c1f72d98 100644
--- a/test/core/templates/options-test.js
+++ b/test/core/templates/options-test.js
@@ -25,7 +25,7 @@ module.exports = (moduleName, options, benchmark, input) => {
     // Add the step.
     sequencer.addSteps(moduleName, options[0]);
     // Run the ImageSequencer with initial option.
-    sequencer.run({ mode: 'test' }, () => {
+    sequencer.run(() => {
       let result = sequencer.steps[1].output.src;
 
       base64Img.imgSync(result, target, 'result');
@@ -42,7 +42,7 @@ module.exports = (moduleName, options, benchmark, input) => {
       // Change the option of the given module.
       sequencer.steps[1].setOptions(options[1]);
       // Run the ImageSequencer witch changed option.
-      sequencer.run({ mode: 'test' }, () => {
+      sequencer.run(() => {
         let newResult = sequencer.steps[1].output.src;
 
         base64Img.imgSync(newResult, target, 'newResult');