diff --git a/lib/cpp/test/TFileTransportTest.cpp b/lib/cpp/test/TFileTransportTest.cpp
index 700a1ac..d0c26b3 100644
--- a/lib/cpp/test/TFileTransportTest.cpp
+++ b/lib/cpp/test/TFileTransportTest.cpp
@@ -53,20 +53,6 @@
  * Helper code
  **************************************************************************/
 
-// Provide BOOST_WARN_LT() and BOOST_WARN_GT(), in case we're compiled
-// with an older version of boost
-#ifndef BOOST_WARN_LT
-#define BOOST_WARN_CMP(a, b, op, check_fn)                                                         \
-  check_fn((a)op(b),                                                                               \
-           "check " BOOST_STRINGIZE(a) " " BOOST_STRINGIZE(op) " " BOOST_STRINGIZE(                \
-               b) " failed: " BOOST_STRINGIZE(a) "="                                               \
-           << (a) << " " BOOST_STRINGIZE(b) "=" << (b))
-
-#define BOOST_WARN_LT(a, b) BOOST_WARN_CMP(a, b, <, BOOST_WARN_MESSAGE)
-#define BOOST_WARN_GT(a, b) BOOST_WARN_CMP(a, b, >, BOOST_WARN_MESSAGE)
-#define BOOST_WARN_LT(a, b) BOOST_WARN_CMP(a, b, <, BOOST_WARN_MESSAGE)
-#endif // BOOST_WARN_LT
-
 /**
  * Class to record calls to fsync
  */
@@ -218,7 +204,7 @@
     // If any attempt takes more than 500ms, treat that as a failure.
     // Treat this as a fatal failure, so we'll return now instead of
     // looping over a very slow operation.
-    BOOST_WARN_LT(delta, 500000);
+    BOOST_WARN( delta < 500000 );
 
     // Normally, it takes less than 100ms on my dev box.
     // However, if the box is heavily loaded, some of the test runs
@@ -296,7 +282,7 @@
   for (FsyncLog::CallList::const_iterator it = calls->begin(); it != calls->end(); ++it) {
     if (prev_time) {
       int delta = time_diff(prev_time, &it->time);
-      BOOST_WARN_LT(delta, max_allowed_delta);
+      BOOST_WARN( delta < max_allowed_delta );
     }
     prev_time = &it->time;
   }
@@ -346,7 +332,7 @@
     // Use a fatal fail so we break out early, rather than continuing to make
     // many more slow flush() calls.
     int delta = time_diff(&start, &now);
-    BOOST_WARN_LT(delta, 2000000);
+    BOOST_WARN( delta < 2000000 );
   }
 }