diff --git a/.changes/bundler-japanese-lang.md b/.changes/bundler-japanese-lang.md
new file mode 100644
index 000000000..e683f331d
--- /dev/null
+++ b/.changes/bundler-japanese-lang.md
@@ -0,0 +1,5 @@
+---
+"tauri-bundler": "patch"
+---
+
+Use correct code `ja-JP` for japanese instead of `jp-JP`.
diff --git a/tooling/bundler/src/bundle/windows/msi/languages.json b/tooling/bundler/src/bundle/windows/msi/languages.json
index 4620ef8e8..8a3d1796c 100644
--- a/tooling/bundler/src/bundle/windows/msi/languages.json
+++ b/tooling/bundler/src/bundle/windows/msi/languages.json
@@ -63,7 +63,7 @@
     "langId": 1040,
     "asciiCode": 1252
   },
-  "jp-JP": {
+  "ja-JP": {
     "langId": 1041,
     "asciiCode": 932
   },