diff --git a/cmake/ConfigureCompiler.cmake b/cmake/ConfigureCompiler.cmake
index df2235759e..a29edf28e5 100644
--- a/cmake/ConfigureCompiler.cmake
+++ b/cmake/ConfigureCompiler.cmake
@@ -221,9 +221,14 @@ else()
   # Check whether we can use dtrace probes
   include(CheckSymbolExists)
   check_symbol_exists(DTRACE_PROBE sys/sdt.h SUPPORT_DTRACE)
+  check_symbol_exists(aligned_alloc stdlib.h HAS_ALIGNED_ALLOC)
+  message(STATUS "Has aligned_alloc: ${HAS_ALIGNED_ALLOC}")
   if(SUPPORT_DTRACE)
     add_compile_definitions(DTRACE_PROBES)
   endif()
+  if(HAS_ALIGNED_ALLOC)
+    add_compile_definitions(HAS_ALIGNED_ALLOC)
+  endif()
 
   if(CMAKE_COMPILER_IS_GNUCXX)
     set(USE_LTO OFF CACHE BOOL "Do link time optimization")
diff --git a/flow/Platform.h b/flow/Platform.h
index fd511d4e6c..217dd0f645 100644
--- a/flow/Platform.h
+++ b/flow/Platform.h
@@ -524,6 +524,7 @@ inline static void aligned_free(void* ptr) { free(ptr); }
 inline static void* aligned_alloc(size_t alignment, size_t size) { return memalign(alignment, size); }
 #endif
 #elif defined(__APPLE__)
+#if !defined(HAS_ALIGNED_ALLOC)
 #include <cstdlib>
 inline static void* aligned_alloc(size_t alignment, size_t size) {
 	// Linux's aligned_alloc() requires alignment to be a power of 2.  While posix_memalign()
@@ -540,6 +541,7 @@ inline static void* aligned_alloc(size_t alignment, size_t size) {
 	posix_memalign(&ptr, alignment, size);
 	return ptr;
 }
+#endif
 inline static void aligned_free(void* ptr) { free(ptr); }
 #endif