diff --git a/test/unit/specs/components/chat_view.spec.js b/test/unit/specs/components/chat_view.spec.js
index c308e4fbc..d03809e38 100644
--- a/test/unit/specs/components/chat_view.spec.js
+++ b/test/unit/specs/components/chat_view.spec.js
@@ -66,10 +66,10 @@ describe('ChatView methods', () => {
     it("Doesn't add duplicates", () => {
       component.vm.addMessages({ messages: [message1] })
       component.vm.addMessages({ messages: [message1] })
-      expect(component.vm.messages.length).to.eql(1)
+      expect(component.vm.messages).to.have.length(1)
 
       component.vm.addMessages({ messages: [message2] })
-      expect(component.vm.messages.length).to.eql(2)
+      expect(component.vm.messages).to.have.length(2)
     })
 
     it('Updates minId and lastMessage and newMessageCount', async () => {
@@ -127,11 +127,11 @@ describe('ChatView methods', () => {
         })
       }
       component.vm.cullOlder()
-      expect(component.vm.messages.length).to.eql(50)
+      expect(component.vm.messages).to.have.length(50)
       expect(component.vm.messages[0].id).to.eql('a0.051')
       expect(component.vm.minId).to.eql('a0.051')
       expect(component.vm.messages[49].id).to.eql('a0.100')
-      expect(Object.keys(component.vm.messagesIndex).length).to.eql(50)
+      expect(Object.keys(component.vm.messagesIndex)).to.have.length(50)
     })
   })
 })
diff --git a/test/unit/specs/modules/statuses.spec.js b/test/unit/specs/modules/statuses.spec.js
index cd43496a9..04bd07ffe 100644
--- a/test/unit/specs/modules/statuses.spec.js
+++ b/test/unit/specs/modules/statuses.spec.js
@@ -278,7 +278,7 @@ describe('Statuses module', () => {
         timeline: 'public',
       })
 
-      expect(state.timelines.public.visibleStatuses.length).to.eql(1)
+      expect(state.timelines.public.visibleStatuses).to.have.length(1)
       expect(state.timelines.public.visibleStatuses[0].fave_num).to.eql(1)
       expect(state.timelines.public.maxId).to.eq(favorite.id)
 
@@ -289,7 +289,7 @@ describe('Statuses module', () => {
         timeline: 'public',
       })
 
-      expect(state.timelines.public.visibleStatuses.length).to.eql(1)
+      expect(state.timelines.public.visibleStatuses).to.have.length(1)
       expect(state.timelines.public.visibleStatuses[0].fave_num).to.eql(1)
       expect(state.timelines.public.maxId).to.eq(favorite.id)
 
@@ -314,7 +314,7 @@ describe('Statuses module', () => {
         user,
       })
 
-      expect(state.timelines.public.visibleStatuses.length).to.eql(1)
+      expect(state.timelines.public.visibleStatuses).to.have.length(1)
       expect(state.timelines.public.visibleStatuses[0].fave_num).to.eql(1)
       expect(state.timelines.public.visibleStatuses[0].favorited).to.eql(true)
     })
@@ -406,7 +406,7 @@ describe('Statuses module', () => {
         emoji: '😂',
         currentUser: { id: 'me' },
       })
-      expect(state.allStatusesObject['1'].emoji_reactions.length).to.eql(0)
+      expect(state.allStatusesObject['1'].emoji_reactions).to.have.length(0)
     })
   })
 
@@ -428,7 +428,7 @@ describe('Statuses module', () => {
       state.timelines.public.minId = '5'
       mutations.showNewStatuses(state, { timeline: 'public' })
 
-      expect(state.timelines.public.visibleStatuses.length).to.eql(2)
+      expect(state.timelines.public.visibleStatuses).to.have.length(2)
       expect(state.timelines.public.minVisibleId).to.equal('10')
       expect(state.timelines.public.minId).to.equal('10')
     })
diff --git a/test/unit/specs/stores/sync_config.spec.js b/test/unit/specs/stores/sync_config.spec.js
index a045aa18a..d2e6d42d3 100644
--- a/test/unit/specs/stores/sync_config.spec.js
+++ b/test/unit/specs/stores/sync_config.spec.js
@@ -125,7 +125,7 @@ describe('The SyncConfig store', () => {
           },
         })
 
-        expect(store.prefsStorage._journal.length).to.eql(500)
+        expect(store.prefsStorage._journal).to.have.length(500)
       })
 
       it('should reset local timestamp to remote if contents are the same', async () => {
@@ -173,7 +173,7 @@ describe('The SyncConfig store', () => {
         }
         store.setPreference({ path: 'simple.palette', value: '1' })
         expect(store.prefsStorage.simple.palette).to.eql('1')
-        expect(store.prefsStorage._journal.length).to.eql(1)
+        expect(store.prefsStorage._journal).to.have.length(1)
         expect(store.prefsStorage._journal[0]).to.eql({
           path: 'simple.palette',
           operation: 'set',
@@ -199,7 +199,7 @@ describe('The SyncConfig store', () => {
         store.updateCache({ username: 'test' })
         expect(store.prefsStorage.simple.palette).to.eql(2)
         expect(store.prefsStorage.collections.palette).to.eql([])
-        expect(store.prefsStorage._journal.length).to.eql(2)
+        expect(store.prefsStorage._journal).to.have.length(2)
         expect(store.prefsStorage._journal[0]).to.eql({
           path: 'simple.palette',
           operation: 'set',
@@ -229,7 +229,7 @@ describe('The SyncConfig store', () => {
         store.updateCache({ username: 'test' })
         expect(store.prefsStorage.simple.palette).to.eql(1)
         expect(store.prefsStorage.collections.palette).to.eql([2])
-        expect(store.prefsStorage._journal.length).to.eql(2)
+        expect(store.prefsStorage._journal).to.have.length(2)
       })
 
       // TODO We need a proper test for object-based stores
@@ -245,7 +245,7 @@ describe('The SyncConfig store', () => {
         expect(store.prefsStorage.simple.fontInput).to.not.have.property(
           'family',
         )
-        expect(store.prefsStorage._journal.length).to.eql(1)
+        expect(store.prefsStorage._journal).to.have.length(1)
       })
 
       it('should not allow unsetting depth <= 2', () => {
diff --git a/test/unit/specs/stores/user_highlight.spec.js b/test/unit/specs/stores/user_highlight.spec.js
index f80143b6e..e97f8f382 100644
--- a/test/unit/specs/stores/user_highlight.spec.js
+++ b/test/unit/specs/stores/user_highlight.spec.js
@@ -55,7 +55,7 @@ describe('The UserHighlight store', () => {
           user: 'highlight@testing',
           type: 'test',
         })
-        expect(store.highlight._journal.length).to.eql(1)
+        expect(store.highlight._journal).to.have.length(1)
         expect(store.highlight._journal[0]).to.eql({
           user: 'highlight@testing',
           operation: 'set',
@@ -74,7 +74,7 @@ describe('The UserHighlight store', () => {
           user: 'highlight@testing.xyz',
           type: 'test',
         })
-        expect(store.highlight._journal.length).to.eql(1)
+        expect(store.highlight._journal).to.have.length(1)
         expect(store.highlight._journal[0]).to.eql({
           user: 'highlight@testing.xyz',
           operation: 'set',
@@ -98,7 +98,7 @@ describe('The UserHighlight store', () => {
           user: 'a@test.xyz',
           type: 'foo',
         })
-        expect(store.highlight._journal.length).to.eql(1)
+        expect(store.highlight._journal).to.have.length(1)
       })
     })
   })