diff --git a/src/main/resources/assets/refinedstorage/lang/PT_br.lang b/src/main/resources/assets/refinedstorage/lang/pt_BR.lang
similarity index 100%
rename from src/main/resources/assets/refinedstorage/lang/PT_br.lang
rename to src/main/resources/assets/refinedstorage/lang/pt_BR.lang