diff --git a/josh-sync.toml b/josh-sync.toml
index 51ff0d71e7..a12cfa1b5c 100644
--- a/josh-sync.toml
+++ b/josh-sync.toml
@@ -1,2 +1,6 @@
 repo = "rust-analyzer"
 filter = ":rev(55d9a533b309119c8acd13061581b43ae8840823:prefix=src/tools/rust-analyzer):/src/tools/rust-analyzer"
+
+[[post-pull]]
+cmd = ["cargo", "fmt"]
+commit-message = "Format code"