diff --git a/src/game/desc.cpp b/src/game/desc.cpp
index 0501245..ac3b5b9 100644
--- a/src/game/desc.cpp
+++ b/src/game/desc.cpp
@@ -486,11 +486,10 @@ void DESC::Packet(const void * c_pvData, int iSize)
 		// END_OF_TRAFFIC_PROFILER
 
 #ifdef _IMPROVED_PACKET_ENCRYPTION_
-		void* buf = buffer_write_peek(m_lpOutputBuffer);
-
-		
+		int write_point_pos = m_lpOutputBuffer->write_point_pos;
 		if (packet_encode(m_lpOutputBuffer, c_pvData, iSize))
 		{
+			void* buf = m_lpOutputBuffer->mem_data + write_point_pos;
 			if (cipher_.activated()) {
 				cipher_.Encrypt(buf, iSize);
 			}