1 files changed, 1 insertions, 1 deletions

diff --git a/docs/dev/architecture.md b/docs/dev/architecture.md
index c5e4acea3..6ccb4a27f 100644
--- a/docs/dev/architecture.md
+++ b/docs/dev/architecture.md
@@ -258,7 +258,7 @@ They are independent from the rest of the code.
 `mbe` crate contains tools for transforming between syntax trees and token tree.
 And it also handles the actual parsing and expansion of declarative macro (a-la "Macros By Example" or mbe).
 
-For proc macros, the client-server model are used to run proc-macro.
+For proc macros, the client-server model are used.
 We pass an argument `--proc-macro` to `rust-analyzer` binary to start a separate process  (`proc_macro_srv`).
 And the client (`proc_macro_api`) provides an interface to talk to that server separately.