diff --git a/opm/parser/eclipse/Units/ConversionFactors.hpp b/opm/parser/eclipse/Units/ConversionFactors.hpp
index 68cc60cd4..46cbd05de 100644
--- a/opm/parser/eclipse/Units/ConversionFactors.hpp
+++ b/opm/parser/eclipse/Units/ConversionFactors.hpp
@@ -194,6 +194,7 @@ namespace Opm {
         const double Pressure             = barsa;
         const double Temperature          = degCelsius;
         const double TemperatureOffset    = degCelsiusOffset;
+        const double AbsoluteTemperature  = degCelsius; // actually [K], but the these two are identical
         const double Length               = meter;
         const double Time                 = day;
         const double Mass                 = kilogram;
@@ -217,6 +218,7 @@ namespace Opm {
         const double Pressure             = psia;
         const double Temperature          = degFahrenheit;
         const double TemperatureOffset    = degFahrenheitOffset;
+        const double AbsoluteTemperature  = degFahrenheit; // actually [°R], but the these two are identical
         const double Length               = feet;
         const double Time                 = day;
         const double Mass                 = pound;
diff --git a/opm/parser/eclipse/Units/UnitSystem.cpp b/opm/parser/eclipse/Units/UnitSystem.cpp
index 400ea0261..352630d05 100644
--- a/opm/parser/eclipse/Units/UnitSystem.cpp
+++ b/opm/parser/eclipse/Units/UnitSystem.cpp
@@ -150,6 +150,7 @@ namespace Opm {
         system->addDimension("1"         , 1.0);
         system->addDimension("Pressure"  , Metric::Pressure );
         system->addDimension("Temperature", Metric::Temperature, Metric::TemperatureOffset);
+        system->addDimension("AbsoluteTemperature", Metric::AbsoluteTemperature);
         system->addDimension("Length"    , Metric::Length);
         system->addDimension("Time"      , Metric::Time );
         system->addDimension("Mass"         , Metric::Mass );
@@ -176,6 +177,7 @@ namespace Opm {
         system->addDimension("1"    , 1.0);
         system->addDimension("Pressure", Field::Pressure );
         system->addDimension("Temperature", Field::Temperature, Field::TemperatureOffset);
+        system->addDimension("AbsoluteTemperature", Field::AbsoluteTemperature);
         system->addDimension("Length", Field::Length);
         system->addDimension("Time" , Field::Time);
         system->addDimension("Mass", Field::Mass);