diff --git a/app/Filament/Imports/CharacteristicApproverMasterImporter.php b/app/Filament/Imports/CharacteristicApproverMasterImporter.php
index d571d49..a6b124b 100644
--- a/app/Filament/Imports/CharacteristicApproverMasterImporter.php
+++ b/app/Filament/Imports/CharacteristicApproverMasterImporter.php
@@ -153,10 +153,14 @@ class CharacteristicApproverMasterImporter extends Importer
         if (! is_numeric($apprDur1)) {
             $warnMsg[] = 'Duration 1 must be a numeric value (HH.MM)!';
         }
-        if ($apprDur2 != null && $apprDur2 != '' && ! is_numeric($apprDur2)) {
+        if ($apprDur2 == null || $apprDur2 == '') {
+            $apprDur2 = 0.00;
+        } elseif ($apprDur2 != null && $apprDur2 != '' && ! is_numeric($apprDur2)) {
             $warnMsg[] = 'Duration 2 must be a numeric value (HH.MM)!';
         }
-        if ($apprDur3 != null && $apprDur3 != '' && ! is_numeric($apprDur3)) {
+        if ($apprDur3 == null || $apprDur3 == '') {
+            $apprDur3 = 0.00;
+        } elseif ($apprDur3 != null && $apprDur3 != '' && ! is_numeric($apprDur3)) {
             $warnMsg[] = 'Duration 3 must be a numeric value (HH.MM)!';
         }