diff --git a/include/util/ring_buffer.hpp b/include/util/ring_buffer.hpp
index 7bbb777..0b1dadc 100644
--- a/include/util/ring_buffer.hpp
+++ b/include/util/ring_buffer.hpp
@@ -23,6 +23,7 @@
 #include <cstdlib> //size_t
 #include <atomic> //atomic (duh)
 
+
 #ifdef __cpp_lib_hardware_interference_size
 #include <new> //hardware_destructive_interference_size
 #endif
@@ -48,8 +49,14 @@ namespace util{
 		using const_reference = const value_type&;
 
 	private:
-	#ifdef __cpp_lib_hardware_interference_size
-		static constexpr size_t cacheline_size = std::hardware_destructive_interference_size;
+	#if defined(__cpp_lib_hardware_interference_size)
+		// libc++ bug
+		// https://bugs.llvm.org/show_bug.cgi?id=41423
+		#if defined(_LIBCPP_VERSION) && _LIBCPP_VERSION >= 11000
+			static constexpr size_t cacheline_size = std::hardware_destructive_interference_size;
+		#else
+			static constexpr size_t cacheline_size = 64;
+		#endif
 	#else
 		//Best guess
 		static constexpr size_t cacheline_size = 64;