diff --git a/test/unit/defaults.spec.js b/test/unit/defaults.spec.js
index 86e0668..f09c163 100644
--- a/test/unit/defaults.spec.js
+++ b/test/unit/defaults.spec.js
@@ -9,11 +9,11 @@ describe('drake defaults', () => {
     expect(typeof options.accepts).toBe('function')
     expect(typeof options.invalid).toBe('function')
     expect(typeof options.isContainer).toBe('function')
-    expect(options.copy).toBe(false)
-    expect(options.revertOnSpill).toBe(false)
-    expect(options.removeOnSpill).toBe(false)
-    expect(options.direction).toBe('vertical')
-    expect(options.mirrorContainer).toBe(document.body)
+    expect(options.copy).toBe(false, 'copy')
+    expect(options.revertOnSpill).toBe(true, 'revertOnSpill')
+    expect(options.removeOnSpill).toBe(false, 'removeOnSpill')
+    expect(options.direction).toBe('vertical', 'direction')
+    expect(options.mirrorContainer).toBe(document.body, 'mirrorContainer')
   })
 
   it('still has sensible options when combined with dragula', () => {
@@ -24,11 +24,11 @@ describe('drake defaults', () => {
     expect(typeof dragula.options.accepts).toBe('function')
     expect(typeof dragula.options.invalid).toBe('function')
     expect(typeof dragula.options.isContainer).toBe('function')
-    expect(dragula.options.copy).toBe(false)
-    expect(dragula.options.revertOnSpill).toBe(false)
-    expect(dragula.options.removeOnSpill).toBe(false)
-    expect(dragula.options.direction).toBe('vertical')
-    expect(dragula.options.mirrorContainer).toBe(document.body)
+    expect(dragula.options.copy).toBe(false, 'copy')
+    expect(dragula.options.revertOnSpill).toBe(true, 'revertOnSpill')
+    expect(dragula.options.removeOnSpill).toBe(false, 'removeOnSpill')
+    expect(dragula.options.direction).toBe('vertical', 'direction')
+    expect(dragula.options.mirrorContainer).toBe(document.body, 'mirrorContainer')
   })
 
   it('combine with the supplied options correctly', function () {
diff --git a/test/unit/dragulaanddrop.spec.js b/test/unit/dragulaanddrop.spec.js
index 0143857..4c4a484 100644
--- a/test/unit/dragulaanddrop.spec.js
+++ b/test/unit/dragulaanddrop.spec.js
@@ -20,16 +20,11 @@ describe('the Dragula and Drop Custom Element', function () {
     this.container.classList.add('drag-source')
     this.container.classList.add('drop-target')
 
-    this.commentBegin = document.createComment('<view>')
-    this.commentEnd = document.createComment('</view>')
+    this.commentAnchor = document.createComment('anchor')
 
-    this.container.appendChild(this.commentBegin)
     this.container.appendChild(this.item)
-    this.container.appendChild(this.commentEnd)
-
-    this.container.appendChild(this.commentBegin)
     this.container.appendChild(this.sibling)
-    this.container.appendChild(this.commentEnd)
+    this.container.appendChild(this.commentAnchor)
 
     document.body.appendChild(this.container)