diff --git a/include/ehs/Serializer.h b/include/ehs/Serializer.h
index 7f58f92..fb1b55d 100644
--- a/include/ehs/Serializer.h
+++ b/include/ehs/Serializer.h
@@ -401,9 +401,11 @@ namespace ehs
         template<typename T, typename O = UInt_64>
         void WriteStr(const Str<T, O>& str)
         {
-            if (sizeof(N) + sizeof(T) * str.Size() > size - offset)
+			N inSize = sizeof(T) * (str.Size() + 1);
+
+            if (inSize > size - offset)
             {
-                N remainder = sizeof(N) + sizeof(T) * str.Size() - (size - offset);
+                N remainder = inSize - (size - offset);
 
                 Byte* r = new Byte[size + remainder];
 
@@ -419,54 +421,38 @@ namespace ehs
             {
                 if (endianness == Endianness::LE)
                 {
-                    *(N*)&data[offset] = (N)str.Size();
+					Util::Copy(&data[offset], &str[0], str.Size(true));
 
-                    offset += sizeof(N);
-
-                    for (N i = 0; i < str.Size(); ++i)
-                        *(T*)&data[offset + i * sizeof(T)] = str[i];
+					*(T*)&data[offset + str.Size()] = 0;
                 }
                 else
                 {
-                    N tmpSize = (N)str.Size();
-
-                    for (N i = 0; i < sizeof(N); ++i)
-                        data[offset + i] = ((Byte*)&tmpSize)[sizeof(N) - i - 1];
-
-                    offset += sizeof(N);
-
                     for (N i = 0; i < str.Size(); ++i)
                         for (N b = 0; b < sizeof(T); ++b)
-                            data[offset + i * sizeof(T) + b] = ((Byte*)&str[i])[sizeof(T) - i - 1];
+                            data[offset + sizeof(T) * i + b] = ((Byte*)&str[i])[sizeof(T) - i - 1];
+
+					*(T*)&data[offset + str.Size()] = 0;
                 }
             }
             else
             {
                 if (endianness == Endianness::LE)
                 {
-                    N tmpSize = (N)str.Size();
-
-                    for (N i = 0; i < sizeof(N); ++i)
-                        data[offset + i] = ((Byte*)&tmpSize)[sizeof(N) - i - 1];
-
-                    offset += sizeof(N);
-
                     for (N i = 0; i < str.Size(); ++i)
                         for (N b = 0; b < sizeof(T); ++b)
-                            data[offset + i * sizeof(T) + b] = ((Byte*)&str[i])[sizeof(T) - i - 1];
+                            data[offset + sizeof(T) * i + b] = ((Byte*)&str[i])[sizeof(T) - i - 1];
+
+					*(T*)&data[offset + str.Size()] = 0;
                 }
                 else
                 {
-                    *(N*)&data[offset] = (N)str.Size();
+					Util::Copy(&data[offset], &str[0], str.Size(true));
 
-                    offset += sizeof(N);
-
-                    for (N i = 0; i < str.Size(); ++i)
-                        *(T*)&data[offset + i * sizeof(T)] = str[i];
+					*(T*)&data[offset + str.Size()] = 0;
                 }
             }
 
-            offset += str.Size() * sizeof(T);
+            offset += inSize;
         }
 
         void WriteVersion(const Version& value)
@@ -1014,12 +1000,34 @@ namespace ehs
         }
 
         template<typename T, typename O>
-        Str<T, O> ReadStr(const O size = 0)
+        Str<T, O> ReadStr(O size = 0)
         {
-            Str<T, O> result(size ? size : (O)Read<N>());
+			if (!size)
+				while (&data[offset + sizeof(T) * size])
+					size++;
 
-            for (O i = 0; i < result.Size(); ++i)
-                result[i] = Read<T>();
+            Str<T, O> result(size);
+
+			if (CPU::GetEndianness() == Endianness::LE)
+			{
+				if (endianness == Endianness::LE)
+					Util::Copy(&result[0], &data[offset], result.Size(true));
+				else
+					for (N i = 0; i < size; ++i)
+						for (N b = 0; b < sizeof(T); ++b)
+							((Byte*)&result[i])[sizeof(T) - i - 1] = data[offset + sizeof(T) * i + b];
+			}
+			else
+			{
+				if (endianness == Endianness::LE)
+					for (N i = 0; i < size; ++i)
+						for (N b = 0; b < sizeof(T); ++b)
+							((Byte*)&result[i])[sizeof(T) - i - 1] = data[offset + sizeof(T) * i + b];
+				else
+					Util::Copy(&result[0], &data[offset], result.Size(true));
+			}
+
+			offset += result.Size(true) + 1;
 
             return result;
         }