diff --git a/.rustfmt.toml b/.rustfmt.toml
index 7e750bff8..09d17a779 100644
--- a/.rustfmt.toml
+++ b/.rustfmt.toml
@@ -1,5 +1,7 @@
 max_width = 80
 use_small_heuristics = "max"
+edition = "2024"
+style_edition = "2024"
 
 # Unfortunately, this feature is only available on nightly. :|  Without it,
 # comments can be of arbitrary width (!) so they need to be manually verified.