diff --git a/front/core/components/check/check.html b/front/core/components/check/check.html
index 0df887f9b5..67545b67c6 100644
--- a/front/core/components/check/check.html
+++ b/front/core/components/check/check.html
@@ -1,5 +1,5 @@
 <md-checkbox 
-	aria-label="{{::$ctrl.label}}"
+	aria-label="::$ctrl.label"
 	md-indeterminate="$ctrl.isIntermediate"
 	ng-disabled="$ctrl.disabled"
 	ng-checked="$ctrl.isChecked"
diff --git a/front/core/components/check/check.js b/front/core/components/check/check.js
index bef95e29d1..57239b40c5 100644
--- a/front/core/components/check/check.js
+++ b/front/core/components/check/check.js
@@ -16,9 +16,7 @@ export default class Controller extends Component {
     set model(value) {
         if (value === null) return;
 
-        if (this.model === true)
-            value = false;
-        else if (this.model === false && this.tripleState)
+        if (this.model === false && this.tripleState)
             value = null;
 
         this.emit('change', {value});
diff --git a/front/core/components/check/check.spec.js b/front/core/components/check/check.spec.js
new file mode 100644
index 0000000000..029f84d38f
--- /dev/null
+++ b/front/core/components/check/check.spec.js
@@ -0,0 +1,64 @@
+fdescribe('Component vnCheck', () => {
+    let controller;
+    let $element;
+
+    beforeEach(ngModule('vnCore'));
+
+    beforeEach(inject(($compile, $rootScope) => {
+        $element = $compile(`<vn-check></vn-check`)($rootScope);
+        controller = $element.controller('vnCheck');
+    }));
+
+    afterEach(() => {
+        $element.remove();
+    });
+
+    describe('model() setter', () => {
+        it(`should set model value`, () => {
+            controller.model = true;
+
+            expect(controller.model).toEqual(true);
+        });
+
+        it(`should set model value to null if current model value is false and is a triple-state checkbox`, () => {
+            controller._model = false;
+            controller.tripleState = true;
+            controller.model = true;
+
+            expect(controller.model).toEqual(null);
+        });
+    });
+
+    describe('field() setter', () => {
+        it(`should set model value`, () => {
+            controller.field = true;
+
+            expect(controller.field).toEqual(true);
+        });
+
+        it(`should set model value and convert numerical values to boolean values`, () => {
+            controller.field = 1;
+
+            expect(controller.field).toEqual(true);
+        });
+    });
+
+    describe('isIntermediate() getter', () => {
+        it(`should return true if intermediate property is truthy`, () => {
+            controller.intermediate = true;
+
+            let result = controller.isIntermediate;
+
+            expect(result).toEqual(true);
+        });
+
+        it(`should return true if is a triple-state checkbox and has null or undefined value`, () => {
+            controller.tripleState = true;
+            controller.model = null;
+
+            let result = controller.isIntermediate;
+
+            expect(result).toEqual(true);
+        });
+    });
+});
diff --git a/front/core/components/treeview/style.scss b/front/core/components/treeview/style.scss
index 40f35a1e23..317d854531 100644
--- a/front/core/components/treeview/style.scss
+++ b/front/core/components/treeview/style.scss
@@ -32,12 +32,12 @@ vn-treeview {
             background-color: $color-hover-cd
         }
 
-        li.expanded .actions > vn-icon[icon="keyboard_arrow_down"] {
+        li.expanded > vn-horizontal > .actions > vn-icon[icon="keyboard_arrow_down"] {
             transition: all 0.2s;
             transform: rotate(180deg);
         }
 
-        li.collapsed .actions > vn-icon[icon="keyboard_arrow_down"] {
+        li.collapsed > vn-horizontal > .actions > vn-icon[icon="keyboard_arrow_down"] {
             transition: all 0.2s;
             transform: rotate(0deg);
         }