diff --git a/Chaos/Cipher/Block/Mode/Ecb.hpp b/Chaos/Cipher/Block/Mode/Ecb.hpp
index 794bd7b..cfc9337 100644
--- a/Chaos/Cipher/Block/Mode/Ecb.hpp
+++ b/Chaos/Cipher/Block/Mode/Ecb.hpp
@@ -19,6 +19,8 @@ public:
     using Cipher = CipherT;
     using Padder = PadderT;
 
+    EcbMode() = delete;
+
     class Encryptor
     {
     public: