diff --git a/app/Observers/AssetObserver.php b/app/Observers/AssetObserver.php
index c15c54a56..a440dbf4f 100644
--- a/app/Observers/AssetObserver.php
+++ b/app/Observers/AssetObserver.php
@@ -137,14 +137,14 @@ class AssetObserver
     public function saving(Asset $asset)
     {
         // determine if calculated eol and then calculate it - this should only happen on a new asset
-        if (is_null($asset->asset_eol_date) && !is_null($asset->purchase_date) && !is_null($asset->model->eol)){
+        if (is_null($asset->asset_eol_date) && !is_null($asset->purchase_date) && ($asset->model->eol > 0)){
             $asset->asset_eol_date = $asset->purchase_date->addMonths($asset->model->eol)->format('Y-m-d');
             $asset->eol_explicit = false; 
         } 
 
        // determine if explicit and set eol_explicit to true
        if (!is_null($asset->asset_eol_date) && !is_null($asset->purchase_date)) {
-            if($asset->model->eol) {
+            if($asset->model->eol > 0) {
                 $months = Carbon::parse($asset->asset_eol_date)->diffInMonths($asset->purchase_date); 
                 if($months != $asset->model->eol) {
                     $asset->eol_explicit = true;
@@ -153,7 +153,7 @@ class AssetObserver
        } elseif (!is_null($asset->asset_eol_date) && is_null($asset->purchase_date)) {
            $asset->eol_explicit = true;
        }
-       if ((!is_null($asset->asset_eol_date)) && (!is_null($asset->purchase_date)) && (is_null($asset->model->eol))) {
+       if ((!is_null($asset->asset_eol_date)) && (!is_null($asset->purchase_date)) && (is_null($asset->model->eol) || ($asset->model->eol == 0))) {
            $asset->eol_explicit = true;
        }