diff --git a/test/rak/allocators_test.cc b/test/rak/allocators_test.cc
index c607833..249af9a 100644
--- a/test/rak/allocators_test.cc
+++ b/test/rak/allocators_test.cc
@@ -6,7 +6,7 @@ CPPUNIT_TEST_SUITE_REGISTRATION(AllocatorsTest);
 
 template <typename T>
 bool is_aligned(const T& t) {
-  return t.empty() || (reinterpret_cast<int>(&t[0]) & (LT_SMP_CACHE_BYTES - 1)) == 0x0;
+  return t.empty() || (reinterpret_cast<long>(&t[0]) & (LT_SMP_CACHE_BYTES - 1)) == 0x0;
 }
 
 void