diff --git a/opm/autodiff/BlackoilModelBase_impl.hpp b/opm/autodiff/BlackoilModelBase_impl.hpp
index 8352f9e0e..b72c08a7c 100644
--- a/opm/autodiff/BlackoilModelBase_impl.hpp
+++ b/opm/autodiff/BlackoilModelBase_impl.hpp
@@ -1104,7 +1104,7 @@ namespace detail {
                 const ParallelISTLInformation& real_info =
                     boost::any_cast<const ParallelISTLInformation&>(pinfo);
                 double result=0;
-                real_info.computeReduction(a.value(), Reduction::makeGlobalMaxFunctor<double>(), result);
+                real_info.computeReduction(a.value(), Reduction::makeLInfinityNormFunctor<double>(), result);
                 return result;
             }
             else