diff --git a/platform/x11/detect.py b/platform/x11/detect.py
index e9e9702fd07..c2a544d5df7 100644
--- a/platform/x11/detect.py
+++ b/platform/x11/detect.py
@@ -129,6 +129,7 @@ def configure(env):
             env["CC"] = "clang"
             env["CXX"] = "clang++"
         env.extra_suffix = ".llvm" + env.extra_suffix
+        env.Append(LIBS=["atomic"])
 
     if env["use_lld"]:
         if env["use_llvm"]: