diff --git a/app/Services/SerialNumberFormatter.php b/app/Services/SerialNumberFormatter.php
index 3ffe9bbc..253a6804 100644
--- a/app/Services/SerialNumberFormatter.php
+++ b/app/Services/SerialNumberFormatter.php
@@ -156,7 +156,7 @@ class SerialNumberFormatter
 
     public static function getPlaceholders(string $format)
     {
-        $regex = "/{{([A-Z_]{1,})(?::)?([a-zA-Z0-9_]{1,4}|.{1})?}}/";
+        $regex = "/{{([A-Z_]{1,})(?::)?([a-zA-Z0-9_]{1,6}|.{1})?}}/";
 
         preg_match_all($regex, $format, $placeholders);
         array_shift($placeholders);
diff --git a/resources/scripts/locales/en.json b/resources/scripts/locales/en.json
index cf1e9ae5..ce238a05 100644
--- a/resources/scripts/locales/en.json
+++ b/resources/scripts/locales/en.json
@@ -861,7 +861,7 @@
       "component": "Component",
       "Parameter": "Parameter",
       "series": "Series",
-      "series_description": "To set a static prefix/postfix like 'INV' across your company. It supports character length of up to 4 chars.",
+      "series_description": "To set a static prefix/postfix like 'INV' across your company. It supports character length of up to 6 chars.",
       "series_param_label": "Series Value",
       "delimiter": "Delimiter",
       "delimiter_description": "Single character for specifying the boundary between 2 separate components. By default its set to -",
@@ -870,7 +870,7 @@
       "date_format_description": "A local date and time field which accepts a format parameter. The default format: 'Y' renders the current year.",
       "date_format_param_label": "Format",
       "sequence": "Sequence",
-      "sequence_description": "Consecutive sequence of numbers across your company. You can specify the length on the given paramter.",
+      "sequence_description": "Consecutive sequence of numbers across your company. You can specify the length on the given parameter.",
       "sequence_param_label": "Sequence Length",
       "customer_series": "Customer Series",
       "customer_series_description": "To set a different prefix/postfix for each customer.",
@@ -878,7 +878,7 @@
       "customer_sequence_description": "Consecutive sequence of numbers for each of your customer.",
       "customer_sequence_param_label": "Sequence Length",
       "random_sequence": "Random Sequence",
-      "random_sequence_description": "Random alphanumeric string. You can specify the length on the given paramter.",
+      "random_sequence_description": "Random alphanumeric string. You can specify the length on the given parameter.",
       "random_sequence_param_label": "Sequence Length",
       "invoices": {
         "title": "Invoices",
diff --git a/resources/scripts/views/settings/customization/NumberCustomizer.vue b/resources/scripts/views/settings/customization/NumberCustomizer.vue
index 58967933..5cb10811 100644
--- a/resources/scripts/views/settings/customization/NumberCustomizer.vue
+++ b/resources/scripts/views/settings/customization/NumberCustomizer.vue
@@ -386,8 +386,8 @@ function removeComponent(component) {
 function onUpdate(val, element) {
   switch (element.name) {
     case 'SERIES':
-      if (val.length >= 4) {
-        val = val.substring(0, 4)
+      if (val.length >= 6) {
+        val = val.substring(0, 6)
       }
       break
     case 'DELIMITER':