diff --git a/test/unit/specs/components/post_status_form.spec.js b/test/unit/specs/components/post_status_form.spec.js
index 03c0ec8b9..f89102504 100644
--- a/test/unit/specs/components/post_status_form.spec.js
+++ b/test/unit/specs/components/post_status_form.spec.js
@@ -80,8 +80,8 @@ describe('PostStatusForm', () => {
     expect(wrapper.vm.refId).to.equal('status-1')
     expect(wrapper.vm.quotable).to.equal(true)
     expect(wrapper.vm.inReplyToStatusId).to.equal('status-1')
-    expect(wrapper.vm.newStatus.quote).to.eql(null)
-    expect(wrapper.vm.newStatus.poll).to.eql(null)
+    expect(wrapper.vm.newStatus.quote).to.be.null
+    expect(wrapper.vm.newStatus.poll).to.be.null
     expect(wrapper.vm.newStatus.spoilerText).to.eql('')
     expect(wrapper.vm.newStatus.mentions).to.eql('@replied')
     expect(wrapper.vm.newStatus.status).to.eql('@replied ')
@@ -101,8 +101,8 @@ describe('PostStatusForm', () => {
     expect(wrapper.vm.statusType).to.equal('reply')
     expect(wrapper.vm.isReply).to.equal(true)
     expect(wrapper.vm.quotable).to.equal(false)
-    expect(wrapper.vm.newStatus.quote).to.eql(null)
-    expect(wrapper.vm.newStatus.poll).to.eql(null)
+    expect(wrapper.vm.newStatus.quote).to.be.null
+    expect(wrapper.vm.newStatus.poll).to.be.null
     expect(wrapper.vm.newStatus.spoilerText).to.eql('re: subject')
     expect(wrapper.vm.newStatus.mentions).to.eql('@replied')
     expect(wrapper.vm.newStatus.status).to.eql('@replied ')
@@ -114,9 +114,9 @@ describe('PostStatusForm', () => {
     expect(wrapper.vm.postingOptions.sensitive).to.eql(false)
     expect(wrapper.vm.postingOptions.media).to.eql([])
     expect(wrapper.vm.postingOptions.inReplyToStatusId).to.eql('status-2')
-    expect(wrapper.vm.postingOptions.quoteId).to.eql(null)
+    expect(wrapper.vm.postingOptions.quoteId).to.be.null
     expect(wrapper.vm.postingOptions.contentType).to.eql('text/plain')
-    expect(wrapper.vm.postingOptions.poll).to.eql(null)
+    expect(wrapper.vm.postingOptions.poll).to.be.null
   })
 
   it('Forces direct mode when replying to a DM, mastodon style subject handling', () => {
@@ -139,8 +139,8 @@ describe('PostStatusForm', () => {
     expect(wrapper.vm.statusType).to.equal('reply')
     expect(wrapper.vm.isReply).to.equal(true)
     expect(wrapper.vm.quotable).to.equal(false)
-    expect(wrapper.vm.newStatus.quote).to.eql(null)
-    expect(wrapper.vm.newStatus.poll).to.eql(null)
+    expect(wrapper.vm.newStatus.quote).to.be.null
+    expect(wrapper.vm.newStatus.poll).to.be.null
     expect(wrapper.vm.newStatus.spoilerText).to.eql('subject')
     expect(wrapper.vm.newStatus.mentions).to.eql('@replied')
     expect(wrapper.vm.newStatus.status).to.eql('@replied ')
@@ -207,7 +207,7 @@ describe('PostStatusForm', () => {
     wrapper.vm.quoteThreadToggled = true
     wrapper.vm.quoteThreadToggled = false
 
-    expect(wrapper.vm.newStatus.quote).to.eql(null)
+    expect(wrapper.vm.newStatus.quote).to.be.null
   })
 
   it('Initializes and reset quote when toggling quote attachment', () => {
@@ -228,7 +228,7 @@ describe('PostStatusForm', () => {
       url: '',
     })
     wrapper.vm.toggleQuoteForm()
-    expect(wrapper.vm.newStatus.quote).to.eql(null)
+    expect(wrapper.vm.newStatus.quote).to.be.null
   })
 
   it('Status editing', () => {
diff --git a/test/unit/specs/lib/persisted_state.spec.js b/test/unit/specs/lib/persisted_state.spec.js
index de7d92bd8..c37d0f99f 100644
--- a/test/unit/specs/lib/persisted_state.spec.js
+++ b/test/unit/specs/lib/persisted_state.spec.js
@@ -187,7 +187,7 @@ describe('piniaPersistPlugin', () => {
 
     const test = useTestStore()
     test.$patch({ a: 3 })
-    expect(await mockStorage.getItem('pinia-local-test')).to.eql(undefined)
+    expect(await mockStorage.getItem('pinia-local-test')).to.be.undefined
     // NOTE: it should not even have tried to save, because the subscribe function
     // is called only after loading the initial state.
     expect(mockStorage.setItem).not.toHaveBeenCalled()
diff --git a/test/unit/specs/modules/users.spec.js b/test/unit/specs/modules/users.spec.js
index c07f817d8..1b33f8c4e 100644
--- a/test/unit/specs/modules/users.spec.js
+++ b/test/unit/specs/modules/users.spec.js
@@ -68,7 +68,7 @@ describe('The users module', () => {
         },
       }
       const name = 'Guy'
-      expect(getters.findUser(state)(name)).to.eql(undefined)
+      expect(getters.findUser(state)(name)).to.be.undefined
     })
 
     it('returns user with matching id', () => {
@@ -114,7 +114,7 @@ describe('The users module', () => {
         },
       }
       const id = '1'
-      expect(getters.findUserByName(state)(id)).to.eql(undefined)
+      expect(getters.findUserByName(state)(id)).to.be.undefined
     })
   })
 })
diff --git a/test/unit/specs/services/entity_normalizer/entity_normalizer.spec.js b/test/unit/specs/services/entity_normalizer/entity_normalizer.spec.js
index da3f88636..c68c832a0 100644
--- a/test/unit/specs/services/entity_normalizer/entity_normalizer.spec.js
+++ b/test/unit/specs/services/entity_normalizer/entity_normalizer.spec.js
@@ -101,7 +101,7 @@ describe('API Entities normalizer', () => {
     describe('Mastoapi preprocessing and converting', () => {
       it("doesn't blow up", () => {
         const parsed = mastoapidata.map(parseStatus)
-        expect(parsed.length).to.eq(mastoapidata.length)
+        expect(parsed).to.have.length(mastoapidata.length)
       })
 
       it('processes repeats correctly', () => {