diff --git a/ciphers/uint256_t.hpp b/ciphers/uint256_t.hpp
index a7ba49a90..7bfce5f06 100644
--- a/ciphers/uint256_t.hpp
+++ b/ciphers/uint256_t.hpp
@@ -17,14 +17,6 @@
 
 class uint256_t;
 
-template <>
-struct std::is_integral<uint256_t> : std::true_type {};
-
-template <>
-struct std::is_arithmetic<uint256_t> : std::true_type {};
-
-template <>
-struct std::is_unsigned<uint256_t> : std::true_type {};
 
 /**
  * @class uint256_t