diff --git a/src/language.rs b/src/language.rs
index 37e9f7755..08bd67208 100644
--- a/src/language.rs
+++ b/src/language.rs
@@ -22,6 +22,7 @@ pub enum Language {
     Elm,
     Erlang,
     Forth,
+    #[strum(serialize = "fortran")]
     FortranModern,
     FSharp,
     Go,