diff --git a/src/app/components/param-field-line/param-field-line.component.html b/src/app/components/param-field-line/param-field-line.component.html
index ba9d29ccaff164390da9bbdacd763dc4be5c97f5..6c7ddd72abd63d4d472be958489cccf783c254a6 100644
--- a/src/app/components/param-field-line/param-field-line.component.html
+++ b/src/app/components/param-field-line/param-field-line.component.html
@@ -6,20 +6,20 @@
 
     <div class="btn-group" role="group">
         <!-- radio "fixé" -->
-        <label class="{{radioFixClass}} h-50 px-3 py-2" [(ngModel)]="radioModel" mdbRadio="Left" name="radio_param_{{symbol}}" value="fix"
-            (click)="onRadioClick(symbol, 'fix')" [checked]=radioFixCheck [disabled]=isDisabled id="radio_fix">
+        <label *ngIf="hasRadioFix()" class="{{radioFixClass}} h-50 px-3 py-2" [(ngModel)]="radioModel" mdbRadio="Left" name="radio_param_{{symbol}}"
+            value="fix" (click)="onRadioClick(symbol, 'fix')" [checked]=radioFixCheck [disabled]=isDisabled id="radio_fix">
             {{uitextParamFixe}}
         </label>
 
         <!-- radio "varier" -->
-        <label class="{{radioVarClass}} h-50 px-3 py-2" [(ngModel)]="radioModel" mdbRadio="Middle" name="radio_param_{{symbol}}"
+        <label *ngIf="hasRadioVar()" class="{{radioVarClass}} h-50 px-3 py-2" [(ngModel)]="radioModel" mdbRadio="Middle" name="radio_param_{{symbol}}"
             value="var" (click)="onRadioClick(symbol, 'var')" [checked]=radioVarCheck [disabled]=isDisabled id="radio_var">
             {{uitextParamVarier}}
         </label>
 
         <!-- radio "calculer" -->
-        <label class="{{radioCalClass}} h-50 px-3 py-2" [(ngModel)]="radioModel" mdbRadio="Right" name="radio_param_{{symbol}}" value="cal"
-            (click)="onRadioClick(symbol, 'cal')" [checked]=radioCalCheck [disabled]=isDisabled id="radio_cal">
+        <label *ngIf="hasRadioCal()" class="{{radioCalClass}} h-50 px-3 py-2" [(ngModel)]="radioModel" mdbRadio="Right" name="radio_param_{{symbol}}"
+            value="cal" (click)="onRadioClick(symbol, 'cal')" [checked]=radioCalCheck [disabled]=isDisabled id="radio_cal">
             {{uitextParamCalculer}}
         </label>
     </div>