diff --git a/data/langdb.yaml b/data/langdb.yaml
index 6c1e602..811c872 100644
--- a/data/langdb.yaml
+++ b/data/langdb.yaml
@@ -418,6 +418,7 @@ languages:
   ood: [Latn, [AM], "ʼOʼodham ha-ñeʼokĭ"]
   or: [Orya, [AS], ଓଡ଼ିଆ]
   os: [Cyrl, [EU], Ирон]
+  osi: [Latn, [AS], using]
  # Bug: 60815
   ota: [Arab, [AS, EU], لسان عثمانى]
   ovd: [Latn, [EU], övdalsk]
diff --git a/language-data.json b/language-data.json
index b9e6c9e..dbc82c3 100644
--- a/language-data.json
+++ b/language-data.json
@@ -2692,6 +2692,13 @@
             ],
             "Ирон"
         ],
+        "osi": [
+            "Latn",
+            [
+                "AS"
+            ],
+            "using"
+        ],
         "ota": [
             "Arab",
             [