diff --git a/runtime/objc-private.h b/runtime/objc-private.h
index ff2d703..cd887c9 100644
--- a/runtime/objc-private.h
+++ b/runtime/objc-private.h
@@ -886,6 +886,9 @@ inline void* operator new(std::size_t size, const std::nothrow_t&) noexcept(true
 inline void* operator new[](std::size_t size, const std::nothrow_t&) noexcept(true) { return malloc(size); }
 inline void operator delete(void* p) noexcept(true) { free(p); }
 inline void operator delete[](void* p) noexcept(true) { free(p); }
+// C++14 sized deallocation must use the same private allocator as new.
+inline void operator delete(void* p, std::size_t) noexcept(true) { free(p); }
+inline void operator delete[](void* p, std::size_t) noexcept(true) { free(p); }
 inline void operator delete(void* p, const std::nothrow_t&) noexcept(true) { free(p); }
 inline void operator delete[](void* p, const std::nothrow_t&) noexcept(true) { free(p); }
 #pragma clang diagnostic pop
diff --git a/unexported_symbols b/unexported_symbols
index 73f77a8..a9c3905 100644
--- a/unexported_symbols
+++ b/unexported_symbols
@@ -15,3 +15,6 @@ __ZTSSt9bad_alloc
 __ZTSSt9exception
 __ZTSSt11logic_error
 __ZTSSt12length_error
+
+__ZdlPvm
+__ZdaPvm