diff --git a/config/cmake/HDFCompilerFlags.cmake b/config/cmake/HDFCompilerFlags.cmake
index 1bbf57c9e5..00850d314a 100644
--- a/config/cmake/HDFCompilerFlags.cmake
+++ b/config/cmake/HDFCompilerFlags.cmake
@@ -54,7 +54,9 @@ if (CMAKE_COMPILER_IS_GNUCC)
       set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Og -ftrapv -fno-common")
     endif ()
   else ()
-    if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0)
+    if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0 AND
+        NOT CMAKE_C_CLANG_TIDY)
+      # `clang-tidy` does not understand -fstdarg-opt
       set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstdarg-opt")
     endif ()
     if (CMAKE_C_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0)