diff --git a/CustomImageTemplateScripts/CustomImageTemplateScripts_2023-11-20/InstallLanguagePacks.ps1 b/CustomImageTemplateScripts/CustomImageTemplateScripts_2023-11-20/InstallLanguagePacks.ps1
index 918322aa..1dc97f84 100644
--- a/CustomImageTemplateScripts/CustomImageTemplateScripts_2023-11-20/InstallLanguagePacks.ps1
+++ b/CustomImageTemplateScripts/CustomImageTemplateScripts_2023-11-20/InstallLanguagePacks.ps1
@@ -12,7 +12,7 @@
         [Parameter(
             Mandatory
         )]
-        [ValidateSet("Arabic (Saudi Arabia)","Bulgarian (Bulgaria)","Chinese (Simplified, China)","Chinese (Traditional, Taiwan)","Croatian (Croatia)","Czech (Czech Republic)","Danish (Denmark)","Dutch (Netherlands)", "English (United Kingdom)", "Estonian (Estonia)", "Finnish (Finland)", "French (Canada)", "French (France)", "German (Germany)", "Greek (Greece)", "Hebrew (Israel)", "Hungarian (Hungary)", "Italian (Italy)", "Japanese (Japan)", "Korean (Korea)", "Latvian (Latvia)", "Lithuanian (Lithuania)", "Norwegian, Bokmål (Norway)", "Polish (Poland)", "Portuguese (Brazil)", "Portuguese (Portugal)", "Romanian (Romania)", "Russian (Russia)", "Serbian (Latin, Serbia)", "Slovak (Slovakia)", "Slovenian (Slovenia)", "Spanish (Mexico)", "Spanish (Spain)", "Swedish (Sweden)", "Thai (Thailand)", "Turkish (Turkey)", "Ukrainian (Ukraine)", "English (Australia)", "English (United States)")]
+        [ValidateSet("Arabic (Saudi Arabia)","Bulgarian (Bulgaria)","Chinese (Simplified, China)","Chinese (Traditional, Taiwan)","Croatian (Croatia)","Czech (Czech Republic)","Danish (Denmark)","Dutch (Netherlands)", "English (United Kingdom)", "Estonian (Estonia)", "Finnish (Finland)", "French (Canada)", "French (France)", "German (Germany)", "Greek (Greece)", "Hebrew (Israel)", "Hungarian (Hungary)", "Italian (Italy)", "Japanese (Japan)", "Korean (Korea)", "Latvian (Latvia)", "Lithuanian (Lithuania)", "Norwegian, Bokmål (Norway)", "Polish (Poland)", "Portuguese (Brazil)", "Portuguese (Portugal)", "Romanian (Romania)", "Russian (Russia)", "Scottish Gaelic", "Serbian (Latin, Serbia)", "Slovak (Slovakia)", "Slovenian (Slovenia)", "Spanish (Mexico)", "Spanish (Spain)", "Swedish (Sweden)", "Thai (Thailand)", "Turkish (Turkey)", "Ukrainian (Ukraine)", "Welsh (Great Britain)", "English (Australia)", "English (United States)")]
         [System.String[]]$LanguageList
     )
 
@@ -62,6 +62,7 @@ function Install-LanguagePack {
          $LanguagesDictionary.Add("Portuguese (Portugal)",	"pt-PT")
          $LanguagesDictionary.Add("Romanian (Romania)",	"ro-RO")
          $LanguagesDictionary.Add("Russian (Russia)",	"ru-RU")
+         $LanguagesDictionary.Add("Scottish Gaelic",	"gd-GB")
          $LanguagesDictionary.Add("Serbian (Latin, Serbia)",	"sr-Latn-RS")
          $LanguagesDictionary.Add("Slovak (Slovakia)",	"sk-SK")
          $LanguagesDictionary.Add("Slovenian (Slovenia)",	"sl-SI")
@@ -71,6 +72,7 @@ function Install-LanguagePack {
          $LanguagesDictionary.Add("Thai (Thailand)",	"th-TH")
          $LanguagesDictionary.Add("Turkish (Turkey)",	"tr-TR")
          $LanguagesDictionary.Add("Ukrainian (Ukraine)",	"uk-UA")
+         $LanguagesDictionary.Add("Welsh (Great Britain)",	"cy-GB")
          $LanguagesDictionary.Add("English (Australia)",	"en-AU")
 
          # Disable LanguageComponentsInstaller while installing language packs
@@ -120,4 +122,4 @@ function Install-LanguagePack {
 
  #############
 #    END    #
-#############
\ No newline at end of file
+#############