diff --git a/Cargo.lock b/Cargo.lock
index 0165d09..f7f342a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2713,9 +2713,6 @@ dependencies = [
 [[package]]
 name = "kifu-l10n"
 version = "0.1.0"
-dependencies = [
- "messages-codegen",
-]
 
 [[package]]
 name = "kv-log-macro"
@@ -2732,12 +2729,15 @@ version = "0.1.0"
 dependencies = [
  "chrono",
  "chrono-tz",
+ "convert_case",
  "fixed_decimal",
  "fluent",
  "fluent-ergonomics",
  "icu",
  "icu_locid",
  "icu_provider",
+ "serde 1.0.193",
+ "serde_yaml",
  "sys-locale",
  "unic-langid",
 ]
@@ -2917,17 +2917,6 @@ dependencies = [
  "tokio",
 ]
 
-[[package]]
-name = "messages-codegen"
-version = "0.1.0"
-dependencies = [
- "convert_case",
- "quote",
- "serde 1.0.193",
- "serde_yaml",
- "syn 2.0.48",
-]
-
 [[package]]
 name = "mime"
 version = "0.2.6"
diff --git a/l10n/Cargo.toml b/l10n/Cargo.toml
index 3c7d58a..305ae27 100644
--- a/l10n/Cargo.toml
+++ b/l10n/Cargo.toml
@@ -8,12 +8,15 @@ edition = "2021"
 [dependencies]
 chrono              = { version = "0.4" }
 chrono-tz           = { version = "0.8" }
+convert_case        = { version = "0.6" }
 fixed_decimal       = { version = "0.5.5", features = [ "ryu" ] }
 fluent              = { version = "0.16" }
 fluent-ergonomics   = { path = "../fluent-ergonomics" }
 icu                 = { version = "1" }
 icu_locid           = { version = "1" }
 icu_provider        = { version = "1" }
+serde               = { version = "1" }
+serde_yaml          = { version = "0.9" }
 sys-locale          = { version = "0.3" }
 unic-langid         = { version = "*" }
 
diff --git a/l10n/src/bin/codegen-rust.rs b/l10n/src/bin/codegen-rust.rs
index 57bd009..ea40532 100644
--- a/l10n/src/bin/codegen-rust.rs
+++ b/l10n/src/bin/codegen-rust.rs
@@ -1,7 +1,7 @@
 use convert_case::{Case, Casing};
 use serde::Deserialize;
 use serde_yaml;
-use std::{collections::HashMap, fmt, fs::File};
+use std::{collections::HashMap, fmt, fs::File, env};
 
 #[derive(Debug, Clone, Deserialize)]
 struct MessageJS {
@@ -121,8 +121,11 @@ impl Message {
 }
 
 fn main() {
+    let mut args = env::args();
+    let _ = args.next();
+    let input_file = args.next().unwrap();
     let messages: HashMap<String, MessageJS> =
-        serde_yaml::from_reader(File::open("test-data/messages.yaml").unwrap()).unwrap();
+        serde_yaml::from_reader(File::open(input_file).unwrap()).unwrap();
 
     let messages = messages
         .into_iter()