diff --git a/include/params.hpp b/include/params.hpp
index 81c954a..2eca7c8 100644
--- a/include/params.hpp
+++ b/include/params.hpp
@@ -74,7 +74,7 @@ template <class P>
 using Key = std::array<typename P::T, P::k * P::n>;
 
 template <class P>
-using TLWE = std::array<typename P::T, P::k * P::n + 1>;
+using TLWE = aligned_array<typename P::T, P::k * P::n + 1>;
 
 template <class P>
 using Polynomial = std::array<typename P::T, P::n>;