1 files changed, 5 insertions, 0 deletions

diff --git a/crates/ra_syntax/Cargo.toml b/crates/ra_syntax/Cargo.toml
index b2d87ba03..68c594202 100644
--- a/crates/ra_syntax/Cargo.toml
+++ b/crates/ra_syntax/Cargo.toml
@@ -15,6 +15,11 @@ rustc-hash = "1.0.1"
 arrayvec = "0.4.10"
 once_cell = "1.2.0"
 
+# This crate transitively depends on `smol_str` via `rowan`.
+# ideally, `serde` should be enabled by `ra_lsp_server`, but we enable it here
+# to reduce number of compilations
+smol_str = { version = "0.1.12", features = ["serde"] }
+
 ra_text_edit = { path = "../ra_text_edit" }
 ra_parser = { path = "../ra_parser" }