diff --git a/CMake/PickyWarnings.cmake b/CMake/PickyWarnings.cmake
index 3510d77a73..d1183fe392 100644
--- a/CMake/PickyWarnings.cmake
+++ b/CMake/PickyWarnings.cmake
@@ -26,9 +26,10 @@ include(CheckCCompilerFlag)
 unset(WPICKY)
 
 if(CURL_WERROR AND
-   CMAKE_COMPILER_IS_GNUCC AND
-   NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0 AND
-   NOT CMAKE_VERSION VERSION_LESS 3.23.0)  # check_symbol_exists() incompatible with GCC -pedantic-errors in earlier CMake versions
+   ((CMAKE_COMPILER_IS_GNUCC AND
+     NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0 AND
+     NOT CMAKE_VERSION VERSION_LESS 3.23.0) OR  # check_symbol_exists() incompatible with GCC -pedantic-errors in earlier CMake versions
+   CMAKE_C_COMPILER_ID MATCHES "Clang"))
   set(WPICKY "${WPICKY} -pedantic-errors")
 endif()