diff --git a/Code/Mantid/Framework/Kernel/inc/MantidKernel/TimeSeriesProperty.h b/Code/Mantid/Framework/Kernel/inc/MantidKernel/TimeSeriesProperty.h
index 2220c3a2d1d2..3d729b5a45e6 100644
--- a/Code/Mantid/Framework/Kernel/inc/MantidKernel/TimeSeriesProperty.h
+++ b/Code/Mantid/Framework/Kernel/inc/MantidKernel/TimeSeriesProperty.h
@@ -166,7 +166,7 @@ namespace Mantid
       /// Split out a time series property by time intervals.
       void splitByTime(TimeSplitterType& splitter, std::vector< Property * > outputs) const;
       /// Fill a TimeSplitterType that will filter the events by matching
-      void makeFilterByValue(TimeSplitterType& split, TYPE min, TYPE max, double TimeTolerance, bool centre=true) const;
+      void makeFilterByValue(TimeSplitterType& split, TYPE min, TYPE max, double TimeTolerance, bool centre) const;
 
       ///  Return the time series as a correct C++ map<DateAndTime, TYPE>. All values
       std::map<DateAndTime, TYPE> valueAsCorrectMap() const;
diff --git a/Code/Mantid/Framework/Kernel/test/TimeSeriesPropertyTest.h b/Code/Mantid/Framework/Kernel/test/TimeSeriesPropertyTest.h
index 5fa39eea1651..34ac32077e11 100644
--- a/Code/Mantid/Framework/Kernel/test/TimeSeriesPropertyTest.h
+++ b/Code/Mantid/Framework/Kernel/test/TimeSeriesPropertyTest.h
@@ -346,7 +346,7 @@ class TimeSeriesPropertyTest : public CxxTest::TestSuite
 
     // Test centred log value boundaries
     TimeSplitterType splitter;
-    log->makeFilterByValue(splitter, 1.8, 2.2, 1.0);
+    log->makeFilterByValue(splitter, 1.8, 2.2, 1.0, true);
 
     TS_ASSERT_EQUALS( splitter.size(), 2);
     SplittingInterval s;