diff --git a/mocha/tests/models/filter_test.js b/mocha/tests/models/filter_test.js
index 2f4b55f955..d1a189576b 100644
--- a/mocha/tests/models/filter_test.js
+++ b/mocha/tests/models/filter_test.js
@@ -2,20 +2,20 @@
 
 describe('Filter', function() {
 
-  var model;
+  var Filter;
 
   beforeEach(module('openproject.models'));
-  beforeEach(inject(function(Filter) {
-    model = Filter;
+  beforeEach(inject(function(_Filter_) {
+    Filter = _Filter_;
   }));
 
   it('should exist', function() {
-    expect(model).to.exist;
+    expect(Filter).to.exist;
   });
 
   it('should be a constructor function', function() {
-    expect(new model()).to.exist;
-    expect(new model()).to.be.an('object');
+    expect(new Filter()).to.exist;
+    expect(new Filter()).to.be.an('object');
   });
 
 });
diff --git a/mocha/tests/models/query_test.js b/mocha/tests/models/query_test.js
index 87945b7aab..19c2a8113a 100644
--- a/mocha/tests/models/query_test.js
+++ b/mocha/tests/models/query_test.js
@@ -2,20 +2,20 @@
 
 describe('Query', function() {
 
-  var model;
+  var Query;
 
   beforeEach(module('openproject.models'));
-  beforeEach(inject(function(Query) {
-    model = Query;
+  beforeEach(inject(function(_Query_) {
+    Query = _Query_;
   }));
 
   it('should exist', function() {
-    expect(model).to.exist;
+    expect(Query).to.exist;
   });
 
   it('should be a constructor function', function() {
-    expect(new model()).to.exist;
-    expect(new model()).to.be.an('object');
+    expect(new Query()).to.exist;
+    expect(new Query()).to.be.an('object');
   });
 
 });
diff --git a/mocha/tests/models/sortation_test.js b/mocha/tests/models/sortation_test.js
index 78193fd92f..0afd6bbde7 100644
--- a/mocha/tests/models/sortation_test.js
+++ b/mocha/tests/models/sortation_test.js
@@ -2,20 +2,20 @@
 
 describe('Sortation', function() {
 
-  var model;
+  var Sortation;
 
   beforeEach(module('openproject.models'));
-  beforeEach(inject(function(Sortation) {
-    model = Sortation;
+  beforeEach(inject(function(_Sortation_) {
+    Sortation = _Sortation_;
   }));
 
   it('should exist', function() {
-    expect(model).to.exist;
+    expect(Sortation).to.exist;
   });
 
   it('should be a constructor function', function() {
-    expect(new model()).to.exist;
-    expect(new model()).to.be.an('object');
+    expect(new Sortation()).to.exist;
+    expect(new Sortation()).to.be.an('object');
   });
 
 });