diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3775ed1..b3a1af6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,7 +23,7 @@ option(build_doc       "Build user manual (HTML and PDF)" OFF)
 option(build_doc_chm   "Build user manual (CHM)" OFF)
 option(use_sqlite3     "Add support for sqlite3 output [experimental]." OFF)
 if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
-    option(use_libc++  "Use libc++ as C++ standard library." ON)
+    option(use_libc++  "Use libc++ as C++ standard library." OFF)
 endif()
 option(use_libclang    "Add support for libclang parsing." OFF)
 option(static_libclang "Link to a statically compiled version of LLVM/libclang." OFF)