diff --git a/services/web/app/src/Features/Collaborators/CollaboratorsInviteHandler.js b/services/web/app/src/Features/Collaborators/CollaboratorsInviteHandler.js
index 7e9bdb41dc..64d4e45ce6 100644
--- a/services/web/app/src/Features/Collaborators/CollaboratorsInviteHandler.js
+++ b/services/web/app/src/Features/Collaborators/CollaboratorsInviteHandler.js
@@ -51,7 +51,7 @@ const CollaboratorsInviteHandler = {
       callback = function(err, count) {}
     }
     logger.log({ projectId }, 'counting invites for project')
-    return ProjectInvite.countDocuments({ projectId }, function(err, count) {
+    return ProjectInvite.count({ projectId }, function(err, count) {
       if (err != null) {
         OError.tag(err, 'error getting invites from mongo', {
           projectId
diff --git a/services/web/test/acceptance/src/ModelTests.js b/services/web/test/acceptance/src/ModelTests.js
index 25ca8a4790..f625182da7 100644
--- a/services/web/test/acceptance/src/ModelTests.js
+++ b/services/web/test/acceptance/src/ModelTests.js
@@ -18,7 +18,7 @@ describe('mongoose', function() {
     it('does not allow the creation of multiple users with the same email', async function() {
       await expect(User.create({ email: email })).to.be.fulfilled
       await expect(User.create({ email: email })).to.be.rejected
-      await expect(User.countDocuments({ email: email })).to.eventually.equal(1)
+      await expect(User.count({ email: email })).to.eventually.equal(1)
     })
   })
 
diff --git a/services/web/test/unit/src/Collaborators/CollaboratorsInviteHandlerTests.js b/services/web/test/unit/src/Collaborators/CollaboratorsInviteHandlerTests.js
index a9feeaa883..fd935685a5 100644
--- a/services/web/test/unit/src/Collaborators/CollaboratorsInviteHandlerTests.js
+++ b/services/web/test/unit/src/Collaborators/CollaboratorsInviteHandlerTests.js
@@ -35,7 +35,7 @@ describe('CollaboratorsInviteHandler', function() {
           this.findOne = sinon.stub()
           this.find = sinon.stub()
           this.deleteOne = sinon.stub()
-          this.countDocuments = sinon.stub()
+          this.count = sinon.stub()
         }
         constructor(options) {
           if (options == null) {
@@ -105,7 +105,7 @@ describe('CollaboratorsInviteHandler', function() {
 
   describe('getInviteCount', function() {
     beforeEach(function() {
-      this.ProjectInvite.countDocuments.callsArgWith(1, null, 2)
+      this.ProjectInvite.count.callsArgWith(1, null, 2)
       return (this.call = callback => {
         return this.CollaboratorsInviteHandler.getInviteCount(
           this.projectId,
@@ -129,12 +129,9 @@ describe('CollaboratorsInviteHandler', function() {
       })
     })
 
-    describe('when model.countDocuments produces an error', function() {
+    describe('when model.count produces an error', function() {
       beforeEach(function() {
-        return this.ProjectInvite.countDocuments.callsArgWith(
-          1,
-          new Error('woops')
-        )
+        return this.ProjectInvite.count.callsArgWith(1, new Error('woops'))
       })
 
       it('should produce an error', function(done) {