diff --git a/packages/plugins/i18n/server/constants/iso-locales.json b/packages/plugins/i18n/server/constants/iso-locales.json
index b2d19a8859..cb786f6953 100644
--- a/packages/plugins/i18n/server/constants/iso-locales.json
+++ b/packages/plugins/i18n/server/constants/iso-locales.json
@@ -1871,6 +1871,10 @@
     "code":"tr",
     "name":"Turkish (tr)"
   },
+  {
+    "code":"tk",
+    "name":"Turkmen (tk)"
+  },
   {
     "code":"tr-TR",
     "name":"Turkish (Turkey) (tr-TR)"
diff --git a/packages/plugins/i18n/server/services/__tests__/__snapshots__/iso-locales.test.js.snap b/packages/plugins/i18n/server/services/__tests__/__snapshots__/iso-locales.test.js.snap
index 692de72298..66b7ba9810 100644
--- a/packages/plugins/i18n/server/services/__tests__/__snapshots__/iso-locales.test.js.snap
+++ b/packages/plugins/i18n/server/services/__tests__/__snapshots__/iso-locales.test.js.snap
@@ -1874,6 +1874,10 @@ Array [
     "code": "tr",
     "name": "Turkish (tr)",
   },
+  Object {
+    "code": "tk",
+    "name": "Turkmen (tk)",
+  },
   Object {
     "code": "tr-TR",
     "name": "Turkish (Turkey) (tr-TR)",