diff --git a/src/bootstrap/install.rs b/src/bootstrap/install.rs
index 1815a09..150f0a7 100644
--- a/src/bootstrap/install.rs
+++ b/src/bootstrap/install.rs
@@ -210,10 +210,15 @@ install!((self, builder, _config),
         }
     };
     LlvmTools, alias = "llvm-tools", Self::should_build(_config), only_hosts: true, {
-        let tarball = builder
-            .ensure(dist::LlvmTools { target: self.target })
-            .expect("missing llvm-tools");
-        install_sh(builder, "llvm-tools", self.compiler.stage, Some(self.target), &tarball);
+        if let Some(tarball) = builder.ensure(dist::LlvmTools {
+           target: self.target
+        }) {
+            install_sh(builder, "llvm-tools", self.compiler.stage, Some(self.target), &tarball);
+        } else {
+            builder.info(
+                &format!("skipping Install LlvmTools stage{} ({})", self.compiler.stage, self.target),
+            );
+        }
     };
     Rustfmt, alias = "rustfmt", Self::should_build(_config), only_hosts: true, {
         if let Some(tarball) = builder.ensure(dist::Rustfmt {