diff --git a/LibCmo/CK2/CKContext.hpp b/LibCmo/CK2/CKContext.hpp
index 4635a9d..67e7eac 100644
--- a/LibCmo/CK2/CKContext.hpp
+++ b/LibCmo/CK2/CKContext.hpp
@@ -105,7 +105,7 @@ namespace LibCmo::CK2 {
 		void SetEncoding(const XContainer::XArray<XContainer::XString> encoding_series);
 		
 	protected:
-		std::vector<EncodingHelper::ENCODING_TOKEN> m_NameEncoding;
+		XContainer::XArray<EncodingHelper::ENCODING_TOKEN> m_NameEncoding;
 
 		// ========== Print utilities ==========
 	public:
diff --git a/LibCmo/CK2/CKTypes.hpp b/LibCmo/CK2/CKTypes.hpp
index 9d7b98e..5568c78 100644
--- a/LibCmo/CK2/CKTypes.hpp
+++ b/LibCmo/CK2/CKTypes.hpp
@@ -73,20 +73,6 @@ namespace LibCmo {
 	*/
 	using CKDOUBLE = double;
 
-	/**
-	 * @brief The bool type used by LibCmo.
-	 * Generally it is just C++ bool.
-	*/
-	using CKBOOL = bool;
-	/**
-	 * @brief The True value of CKBOOL.
-	*/
-	constexpr CKBOOL CKTRUE = true;
-	/**
-	 * @brief The False value of CKBOOL.
-	*/
-	constexpr CKBOOL CKFALSE = false;
-
 	/**
 	 * @brief Represent a x86 Platform Pointer.
 	 * @remark
diff --git a/LibCmo/XContainer/XTypes.hpp b/LibCmo/XContainer/XTypes.hpp
index c84cc91..41cb235 100644
--- a/LibCmo/XContainer/XTypes.hpp
+++ b/LibCmo/XContainer/XTypes.hpp
@@ -22,7 +22,6 @@ namespace LibCmo::XContainer {
 	@brief Set of bit flags.
 	@remark
 	+ This class now use specialized std::vector<bool>.
-	+ Do not use CKBOOL, because we want make sure it enable specialized std::vector<bool>.
 	*/
 	using XBitArray = std::vector<bool>;