1 files changed, 3 insertions, 0 deletions
diff --git a/src/bootstrap/lib.rs b/src/bootstrap/lib.rs
index ba6b34343f0..7bd611eb53e 100644
--- a/src/bootstrap/lib.rs
+++ b/src/bootstrap/lib.rs
@@ -528,6 +528,9 @@ impl Build {
         if self.config.rust_optimize && cmd != "bench" {
             cargo.arg("--release");
         }
+        if self.config.locked_deps {
+            cargo.arg("--locked");
+        }
         if self.config.vendor || self.is_sudo {
             cargo.arg("--frozen");
         }