diff --git a/src/util/src/tbuffer.c b/src/util/src/tbuffer.c
index 240f744ea3083e1b21f60076032483f828298167..a2cb32c1f45b1930036e545a5c1508cff658e0d9 100644
--- a/src/util/src/tbuffer.c
+++ b/src/util/src/tbuffer.c
@@ -191,7 +191,8 @@ double tbufReadDouble(SBufferReader* buf) {
 // writer functions
 
 void tbufCloseWriter( SBufferWriter* buf ) {
-  (*buf->allocator)( buf->data, 0 );
+  tfree(buf->data);
+//  (*buf->allocator)( buf->data, 0 );  // potential memory leak.
   buf->data = NULL;
   buf->pos = 0;
   buf->size = 0;