diff --git a/src/DBAccess.cpp b/src/DBAccess.cpp
index fb6cc7bc9..c63d4a300 100644
--- a/src/DBAccess.cpp
+++ b/src/DBAccess.cpp
@@ -59,8 +59,9 @@
 // 40  20  Oct 2012 Mark Liversedge    Lucene search/filter and checkbox metadata field
 // 41  27  Oct 2012 Mark Liversedge    Lucene switched to StandardAnalyzer and search all texts by default
 // 42  03  Dec 2012 Mark Liversedge    W/KG ridefilecache changes - force a rebuild.
+// 43  24  Jan 2012 Mark Liversedge    TRIMP update
 
-static int DBSchemaVersion = 42;
+static int DBSchemaVersion = 43;
 
 DBAccess::DBAccess(MainWindow* main, QDir home) : main(main), home(home)
 {
diff --git a/src/TRIMPPoints.cpp b/src/TRIMPPoints.cpp
index 37bdb68c4..dfd12c966 100644
--- a/src/TRIMPPoints.cpp
+++ b/src/TRIMPPoints.cpp
@@ -70,14 +70,18 @@ class TRIMPPoints : public RideMetric {
         restHr = rideFile->getTag("Rest HR", QString("%1").arg(restHr)).toDouble();
 
         assert(deps.contains("time_riding"));
+        assert(deps.contains("workout_time"));
         assert(deps.contains("average_hr"));
         //const RideMetric *workoutTimeMetric = deps.value("workout_time");
         const RideMetric *timeRidingMetric = deps.value("time_riding");
         const RideMetric *averageHrMetric = deps.value("average_hr");
+        const RideMetric *durationMetric = deps.value("workout_time");
         assert(timeRidingMetric);
+        assert(durationMetric);
         assert(averageHrMetric);
 
-        double secs = timeRidingMetric->value(true);
+        double secs = timeRidingMetric->value(true) ? timeRidingMetric->value(true) :
+                                                      durationMetric->value(true);;
         double hr = averageHrMetric->value(true);
 
         //TRIMP: = t x %HRR x 0.64e1,92(%HRR)