diff --git a/crates/proc_macro_srv/src/abis/abi_1_48/mod.rs b/crates/proc_macro_srv/src/abis/abi_1_48/mod.rs
index b944143a079..00c984e0b40 100644
--- a/crates/proc_macro_srv/src/abis/abi_1_48/mod.rs
+++ b/crates/proc_macro_srv/src/abis/abi_1_48/mod.rs
@@ -1,4 +1,4 @@
-//! Macro ABI for version 1.47 of rustc
+//! Macro ABI for version 1.48 of rustc
 
 #[allow(dead_code)]
 #[doc(hidden)]