diff --git a/src/lang/american.txt b/src/lang/english_US.txt
similarity index 99%
rename from src/lang/american.txt
rename to src/lang/english_US.txt
index 110c1a1858..38cdd6e3e8 100644
--- a/src/lang/american.txt
+++ b/src/lang/english_US.txt
@@ -1,4 +1,4 @@
-##name American
+##name English_US
 ##ownname English (US)
 ##isocode en_US
 ##plural 0