diff --git a/highfive/configs/rust-lang/rust.json b/highfive/configs/rust-lang/rust.json
index 9dae3b92..9417b5da 100755
--- a/highfive/configs/rust-lang/rust.json
+++ b/highfive/configs/rust-lang/rust.json
@@ -45,7 +45,7 @@
             "message": "Some changes occurred in HTML/CSS.",
             "reviewers": ["@GuillaumeGomez"]
         },
-        "diagnostics.rs": {
+        "error_codes.rs": {
             "message": "Some changes occurred in diagnostic error codes",
             "reviewers": ["@GuillaumeGomez"]
         }