diff --git a/shanoir-ng-front/src/app/import/select-series/select-series.component.html b/shanoir-ng-front/src/app/import/select-series/select-series.component.html
index 4f0b75c5e2..6e0645d6bc 100644
--- a/shanoir-ng-front/src/app/import/select-series/select-series.component.html
+++ b/shanoir-ng-front/src/app/import/select-series/select-series.component.html
@@ -51,7 +51,7 @@
                             awesome="fa fa-brain"
                             hasBox="true"
                             [(ngModel)]="serie.selected"
-                            (chkbxChange)="onSerieCheckChange($event, study, patient)"
+                            (chkbxChange)="onSerieCheckChange(study, patient)"
                             (labelClick)="showSerieDetails(serie)"
                             [class.selected]="detailedSerie == serie"
                             [ngModelOptions]="{standalone: true}"
diff --git a/shanoir-ng-front/src/app/import/select-series/select-series.component.ts b/shanoir-ng-front/src/app/import/select-series/select-series.component.ts
index ddaa0f302a..34ddcb57ea 100644
--- a/shanoir-ng-front/src/app/import/select-series/select-series.component.ts
+++ b/shanoir-ng-front/src/app/import/select-series/select-series.component.ts
@@ -97,22 +97,21 @@ export class SelectSeriesComponent {
         this.onPatientUpdate();
     }
 
-    onSerieCheckChange(checked: boolean, study: StudyDicom, patient: PatientDicom) {
-
+    onSerieCheckChange(study: StudyDicom, patient: PatientDicom) {
         if (study.series) {
             let nbChecked: number = 0;
             study.series.forEach(serie => {
                 if (serie.selected) nbChecked++;
             });
             if (nbChecked == study.series.length) {
-              this.studiesCheckboxes[study.studyInstanceUID] = true;
-              study.selected = true;
+                this.studiesCheckboxes[study.studyInstanceUID] = true;
+                study.selected = true;
             } else if (nbChecked == 0) {
-              study.selected = false;
-              this.studiesCheckboxes[study.studyInstanceUID] = false;
+                study.selected = false;
+                this.studiesCheckboxes[study.studyInstanceUID] = false;
             } else {
-              this.studiesCheckboxes[study.studyInstanceUID] = 'indeterminate';
-              study.selected = true;
+                this.studiesCheckboxes[study.studyInstanceUID] = 'indeterminate';
+                study.selected = true;
             }
         }
         this.onPatientUpdate();
diff --git a/shanoir-ng-front/src/app/shared/components/tree/tree-node.component.ts b/shanoir-ng-front/src/app/shared/components/tree/tree-node.component.ts
index e7db29d5b3..20d19b7bb3 100644
--- a/shanoir-ng-front/src/app/shared/components/tree/tree-node.component.ts
+++ b/shanoir-ng-front/src/app/shared/components/tree/tree-node.component.ts
@@ -154,7 +154,7 @@ export class TreeNodeComponent implements ControlValueAccessor, OnChanges {
     writeValue(value: any) {
         if (value !== this.checked) {
             this.checked = value;
-            this.chkbxChange.emit(value);
+            //this.chkbxChange.emit(value);
         }
     }