diff --git a/src/app/components/pab-table/pab-table.component.html b/src/app/components/pab-table/pab-table.component.html
index 063a7339aabc51054b508fbcb74405df7138c569..e27aeda84881ea837e26d9a8c3b200945208a1f3 100644
--- a/src/app/components/pab-table/pab-table.component.html
+++ b/src/app/components/pab-table/pab-table.component.html
@@ -86,7 +86,8 @@
                     [title]="cellTitle(cell)">
 
                     <input matInput *ngIf="isNumberInput(cell)" step="0.00000000000001" type="number" required
-                        [(ngModel)]="cell.model.singleValue" (input)="inputValueChanged($event, cell)">
+                        [ngModel]="getCellValue(cell)"  (ngModelChange)="setCellValue(cell,$event)"
+                        (input)="inputValueChanged($event, cell)">
 
                     <mat-select #selectWidget *ngIf="isSelect(cell)" [value]="cell.modelValue"
                         (selectionChange)="loiDebitSelected($event, cell)">
diff --git a/src/app/components/pab-table/pab-table.component.ts b/src/app/components/pab-table/pab-table.component.ts
index 7d95042fbe040b74b0ce78be4079036ccdc2478e..f22816c7dfc97d65842dede42319def5acb459a2 100644
--- a/src/app/components/pab-table/pab-table.component.ts
+++ b/src/app/components/pab-table/pab-table.component.ts
@@ -190,6 +190,9 @@ export class PabTableComponent implements AfterViewInit, AfterViewChecked, OnIni
         if (cell.uiValidity !== undefined) {
             valid = valid && cell.uiValidity;
         }
+        if (cell.modelValidity !== undefined) {
+            valid = valid && cell.modelValidity;
+        }
         return ! valid;
     }
 
@@ -1439,6 +1442,19 @@ export class PabTableComponent implements AfterViewInit, AfterViewChecked, OnIni
         this.updateValidity();
     }
 
+    public getCellValue(cell) {
+        return cell.model.singleValue;
+    }
+
+    public setCellValue(cell, event) {
+        try {
+            cell.model.singleValue = event
+            cell.modelValidity = undefined;
+        } catch (error) {
+            cell.modelValidity = false;
+        }
+    }
+
     /**
      * Computes the global Pab validity : validity of every cell of every row
      */