diff --git a/ircd/allocator.cc b/ircd/allocator.cc
index 2b418fd24..4224d683d 100644
--- a/ircd/allocator.cc
+++ b/ircd/allocator.cc
@@ -127,7 +127,7 @@ ircd::allocator::operator+=(profile &a,
 
 #ifdef RB_PROF_ALLOC // --------------------------------------------------
 
-__attribute__((alloc_size(1), malloc))
+__attribute__((alloc_size(1), malloc, returns_nonnull))
 void *
 operator new(const size_t size)
 {