diff --git a/utils/bazel/llvm-project-overlay/llvm/include/llvm/Config/config.h b/utils/bazel/llvm-project-overlay/llvm/include/llvm/Config/config.h
index 97befb1da4df..93695f8e26d2 100644
--- a/utils/bazel/llvm-project-overlay/llvm/include/llvm/Config/config.h
+++ b/utils/bazel/llvm-project-overlay/llvm/include/llvm/Config/config.h
@@ -296,7 +296,7 @@
 
 /* HAVE_PROC_PID_RUSAGE defined in Bazel */
 
-#define HAVE_SYS_AUXV_H 1
+#define HAVE_GETAUXVAL 1
 
 /* Directly provide definitions here behind platform preprocessor definitions.
  * The preprocessor conditions are sufficient to handle all of the configuration
diff --git a/utils/bazel/llvm_configs/config.h.cmake b/utils/bazel/llvm_configs/config.h.cmake
index d4f5935b245b..835201f2a45b 100644
--- a/utils/bazel/llvm_configs/config.h.cmake
+++ b/utils/bazel/llvm_configs/config.h.cmake
@@ -295,6 +295,6 @@
 
 #cmakedefine HAVE_BUILTIN_THREAD_POINTER ${HAVE_BUILTIN_THREAD_POINTER}
 
-#cmakedefine HAVE_SYS_AUXV_H ${HAVE_SYS_AUXV_H}
+#cmakedefine HAVE_GETAUXVAL ${HAVE_GETAUXVAL}
 
 #endif