diff --git a/src/bootstrap/dist.rs b/src/bootstrap/dist.rs
index 3b35ca1d15dc8..4e3964dac98bc 100644
--- a/src/bootstrap/dist.rs
+++ b/src/bootstrap/dist.rs
@@ -822,6 +822,8 @@ fn copy_src_dirs(
             "llvm-project\\compiler-rt",
             "llvm-project/cmake",
             "llvm-project\\cmake",
+            "llvm-project/runtimes",
+            "llvm-project\\runtimes",
         ];
         if spath.contains("llvm-project")
             && !spath.ends_with("llvm-project")