diff --git a/src/main/resources/assets/hangulinput/lang/en_US.json b/src/main/resources/assets/hangulinput/lang/en_us.json
similarity index 98%
rename from src/main/resources/assets/hangulinput/lang/en_US.json
rename to src/main/resources/assets/hangulinput/lang/en_us.json
index 97c2421..2db8afb 100644
--- a/src/main/resources/assets/hangulinput/lang/en_US.json
+++ b/src/main/resources/assets/hangulinput/lang/en_us.json
@@ -2,4 +2,4 @@
   "key.categories.hangulinput": "Hangul Input",
 
   "hangulinput.key.toggleHangulInputMode": "Toggle hangul input mode"
-}
\ No newline at end of file
+}