diff --git a/lib/Support/Timer.cpp b/lib/Support/Timer.cpp
index 120cb2f..45c2128 100644
--- a/lib/Support/Timer.cpp
+++ b/lib/Support/Timer.cpp
@@ -77,7 +77,7 @@
   Result.Elapsed    =           T.tv_sec +           T.tv_usec/1000000.0;
   Result.UserTime   = RU.ru_utime.tv_sec + RU.ru_utime.tv_usec/1000000.0;
   Result.SystemTime = RU.ru_stime.tv_sec + RU.ru_stime.tv_usec/1000000.0;
-  Result.MaxRSS     = MI.uordblks+MI.usmblks;
+  Result.MaxRSS     = MI.uordblks;
   return Result;
 }
 
diff --git a/support/lib/Support/Timer.cpp b/support/lib/Support/Timer.cpp
index 120cb2f..45c2128 100644
--- a/support/lib/Support/Timer.cpp
+++ b/support/lib/Support/Timer.cpp
@@ -77,7 +77,7 @@
   Result.Elapsed    =           T.tv_sec +           T.tv_usec/1000000.0;
   Result.UserTime   = RU.ru_utime.tv_sec + RU.ru_utime.tv_usec/1000000.0;
   Result.SystemTime = RU.ru_stime.tv_sec + RU.ru_stime.tv_usec/1000000.0;
-  Result.MaxRSS     = MI.uordblks+MI.usmblks;
+  Result.MaxRSS     = MI.uordblks;
   return Result;
 }