diff --git a/lib/cpp/src/protocol/TBinaryProtocol.cpp b/lib/cpp/src/protocol/TBinaryProtocol.cpp
index 929499b..b3e9fbc 100644
--- a/lib/cpp/src/protocol/TBinaryProtocol.cpp
+++ b/lib/cpp/src/protocol/TBinaryProtocol.cpp
@@ -406,7 +406,7 @@
 
   // Use the heap here to prevent stack overflow for v. large strings
   if (size > string_buf_size_ || string_buf_ == NULL) {
-    string_buf_ = (uint8_t*)realloc(string_buf_, (uint32_t)size);
+    string_buf_ = (uint8_t*)std::realloc(string_buf_, (uint32_t)size);
     if (string_buf_ == NULL) {
       string_buf_size_ = 0;
       throw TProtocolException(TProtocolException::UNKNOWN, "Out of memory in TBinaryProtocol::readString");
diff --git a/lib/cpp/src/protocol/TBinaryProtocol.h b/lib/cpp/src/protocol/TBinaryProtocol.h
index 9203865..dc47b3a 100644
--- a/lib/cpp/src/protocol/TBinaryProtocol.h
+++ b/lib/cpp/src/protocol/TBinaryProtocol.h
@@ -50,7 +50,7 @@
 
   ~TBinaryProtocol() {
     if (string_buf_ != NULL) {
-      free(string_buf_);
+      std::free(string_buf_);
       string_buf_size_ = 0;
     }
   }