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-rw-r--r--src/tools/rustfmt/src/lib.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/tools/rustfmt/src/lib.rs b/src/tools/rustfmt/src/lib.rs
index 0c27bcacf..b27405efd 100644
--- a/src/tools/rustfmt/src/lib.rs
+++ b/src/tools/rustfmt/src/lib.rs
@@ -23,6 +23,7 @@ extern crate rustc_expand;
extern crate rustc_parse;
extern crate rustc_session;
extern crate rustc_span;
+extern crate thin_vec;
// Necessary to pull in object code as the rest of the rustc crates are shipped only as rmeta
// files.