diff --git a/.changelog/4493.txt b/.changelog/4493.txt
new file mode 100644
index 0000000000..be335f411d
--- /dev/null
+++ b/.changelog/4493.txt
@@ -0,0 +1,3 @@
+```release-note:enhancement
+resource/cloudflare_waiting_room: add "bg-BG", "hr-HR", "cs-CZ", "da-DK", "fi-FI", "lt-LT", "ms-MY", "nb-NO", "ro-RO", "el-GR", "he-IL" "hi-IN", "hu-HU", "sr-BA", "sk-SK", "sl-SI", "sv-SE", "tl-PH", "th-TH", "uk-UA", and "vi-VN" to default_template_language field
+```
diff --git a/docs/resources/waiting_room.md b/docs/resources/waiting_room.md
index fab3e26c8b..8473bfaf3e 100644
--- a/docs/resources/waiting_room.md
+++ b/docs/resources/waiting_room.md
@@ -52,7 +52,7 @@ resource "cloudflare_waiting_room" "example" {
 - `additional_routes` (Block List) A list of additional hostname and paths combination to be applied on the waiting room. (see [below for nested schema](#nestedblock--additional_routes))
 - `cookie_suffix` (String) A cookie suffix to be appended to the Cloudflare waiting room cookie name.
 - `custom_page_html` (String) This is a templated html file that will be rendered at the edge.
-- `default_template_language` (String) The language to use for the default waiting room page. Available values: `de-DE`, `es-ES`, `en-US`, `fr-FR`, `id-ID`, `it-IT`, `ja-JP`, `ko-KR`, `nl-NL`, `pl-PL`, `pt-BR`, `tr-TR`, `zh-CN`, `zh-TW`, `ru-RU`, `fa-IR`. Defaults to `en-US`.
+- `default_template_language` (String) The language to use for the default waiting room page. Available values: `de-DE`, `es-ES`, `en-US`, `fr-FR`, `id-ID`, `it-IT`, `ja-JP`, `ko-KR`, `nl-NL`, `pl-PL`, `pt-BR`, `tr-TR`, `zh-CN`, `zh-TW`, `ru-RU`, `fa-IR`, `bg-BG`, `hr-HR`, `cs-CZ`, `da-DK`, `fi-FI`, `lt-LT`, `ms-MY`, `nb-NO`, `ro-RO`, `el-GR`, `he-IL`, `hi-IN`, `hu-HU`, `sr-BA`, `sk-SK`, `sl-SI`, `sv-SE`, `tl-PH`, `th-TH`, `uk-UA`, `vi-VN`. Defaults to `en-US`.
 - `description` (String) A description to add more details about the waiting room.
 - `disable_session_renewal` (Boolean) Disables automatic renewal of session cookies.
 - `enabled_origin_commands` (List of String) The list of enabled origin commands for the waiting room. Available values: `revoke`.
diff --git a/internal/sdkv2provider/schema_cloudflare_waiting_room.go b/internal/sdkv2provider/schema_cloudflare_waiting_room.go
index e7111c67b0..9684854966 100644
--- a/internal/sdkv2provider/schema_cloudflare_waiting_room.go
+++ b/internal/sdkv2provider/schema_cloudflare_waiting_room.go
@@ -27,6 +27,27 @@ var defaultTemplateLanguages = []string{
 	"zh-TW",
 	"ru-RU",
 	"fa-IR",
+	"bg-BG",
+	"hr-HR",
+	"cs-CZ",
+	"da-DK",
+	"fi-FI",
+	"lt-LT",
+	"ms-MY",
+	"nb-NO",
+	"ro-RO",
+	"el-GR",
+	"he-IL",
+	"hi-IN",
+	"hu-HU",
+	"sr-BA",
+	"sk-SK",
+	"sl-SI",
+	"sv-SE",
+	"tl-PH",
+	"th-TH",
+	"uk-UA",
+	"vi-VN",
 }
 var waitingRoomQueueingMethod = []string{
 	"fifo",