diff --git a/docs/schema/theme.json b/docs/schema/theme.json
index e1f37b42d..ec0123598 100644
--- a/docs/schema/theme.json
+++ b/docs/schema/theme.json
@@ -214,6 +214,12 @@
             "ka"
           ]
         },
+        {
+          "title": "Site language: Kannada",
+          "enum": [
+            "kn"
+          ]
+        },
         {
           "title": "Site language: Korean",
           "enum": [
@@ -304,6 +310,12 @@
             "ru"
           ]
         },
+        {
+          "title": "Site language: Sanskrit",
+          "enum": [
+            "sa"
+          ]
+        },
         {
           "title": "Site language: Serbo-Croatian",
           "enum": [
@@ -340,6 +352,12 @@
             "sv"
           ]
         },
+        {
+          "title": "Site language: Telugu",
+          "enum": [
+            "te"
+          ]
+        },
         {
           "title": "Site language: Thai",
           "enum": [