diff --git a/headers/compatibility/bsd/features.h b/headers/compatibility/bsd/features.h
index 4513b500e4..1450c56e50 100644
--- a/headers/compatibility/bsd/features.h
+++ b/headers/compatibility/bsd/features.h
@@ -12,4 +12,9 @@
 #endif
 
 
+#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L
+	#define _ISOC11_SOURCE
+#endif
+
+
 #endif // _FEATURES_H
diff --git a/headers/posix/stdlib.h b/headers/posix/stdlib.h
index 4890caf0a2..ebaa9ec96a 100644
--- a/headers/posix/stdlib.h
+++ b/headers/posix/stdlib.h
@@ -49,6 +49,9 @@ extern void		*calloc(size_t numElements, size_t size);
 extern void		free(void *pointer);
 extern void		*malloc(size_t size);
 extern int		posix_memalign(void **_pointer, size_t alignment, size_t size);
+#ifdef _ISOC11_SOURCE
+extern void 	*aligned_alloc(size_t alignment, size_t size);
+#endif
 extern void		*realloc(void *oldPointer, size_t newSize);
 
 /* process termination */
diff --git a/src/system/libroot/posix/malloc_hoard2/wrapper.cpp b/src/system/libroot/posix/malloc_hoard2/wrapper.cpp
index b1ce8008e3..c5e8c43c1a 100644
--- a/src/system/libroot/posix/malloc_hoard2/wrapper.cpp
+++ b/src/system/libroot/posix/malloc_hoard2/wrapper.cpp
@@ -443,6 +443,17 @@ memalign(size_t alignment, size_t size)
 }
 
 
+extern "C" void *
+aligned_alloc(size_t alignment, size_t size)
+{
+	if (size % alignment != 0) {
+		__set_errno(B_BAD_VALUE);
+		return NULL;
+	}
+	return memalign(alignment, size);
+}
+
+
 extern "C" int
 posix_memalign(void **_pointer, size_t alignment, size_t size)
 {