diff --git a/src/aws-cpp-sdk-core/source/utils/stream/ConcurrentStreamBuf.cpp b/src/aws-cpp-sdk-core/source/utils/stream/ConcurrentStreamBuf.cpp
index 82c87dc9ae4..7f9aaa8771b 100644
--- a/src/aws-cpp-sdk-core/source/utils/stream/ConcurrentStreamBuf.cpp
+++ b/src/aws-cpp-sdk-core/source/utils/stream/ConcurrentStreamBuf.cpp
@@ -184,7 +184,7 @@ namespace Aws
                     return std::char_traits<char>::eof();
                 }
 
-                char* gbegin = reinterpret_cast<char*>(&m_getArea[0]);
+                char* gbegin = reinterpret_cast<char*>(m_getArea.data());
                 setg(gbegin, gbegin, gbegin + m_getArea.size());
 
                 if (!m_getArea.empty())