diff --git a/src/bootstrap/src/core/build_steps/llvm.rs b/src/bootstrap/src/core/build_steps/llvm.rs
index 4b2d3e9ab4b75..63a4a206ebc88 100644
--- a/src/bootstrap/src/core/build_steps/llvm.rs
+++ b/src/bootstrap/src/core/build_steps/llvm.rs
@@ -97,7 +97,12 @@ pub fn prebuilt_llvm_config(
     let root = "src/llvm-project/llvm";
     let out_dir = builder.llvm_out(target);
 
-    let mut llvm_config_ret_dir = builder.llvm_out(builder.config.build);
+    let mut llvm_config_ret_dir = if builder.config.llvm_from_ci {
+        builder.config.ci_llvm_root()
+    } else {
+        builder.llvm_out(builder.config.build)
+    };
+
     if !builder.config.build.is_msvc() || builder.ninja() {
         llvm_config_ret_dir.push("build");
     }