diff --git a/examples/multi-objective/mdp/benchmarks_numerical.sh b/examples/multi-objective/mdp/benchmarks_numerical.sh
index 165b615bd..d9b74740b 100755
--- a/examples/multi-objective/mdp/benchmarks_numerical.sh
+++ b/examples/multi-objective/mdp/benchmarks_numerical.sh
@@ -4,7 +4,7 @@ mkdir benchmarks_numerical
 
 
 executable=../../../build/src/Release/storm 
-options='--precision 0.000001 --multiobjective:precision 0.0001'
+options='--precision 0.000001 --multiobjective:precision 0.0001 --debug'
 modelcommand='-s'
 propertycommand='-prop'
 logfilepostfix='.storm.output'
diff --git a/src/modelchecker/multiobjective/helper/SparseMultiObjectivePreprocessor.cpp b/src/modelchecker/multiobjective/helper/SparseMultiObjectivePreprocessor.cpp
index 5972f5f0b..f1de554ea 100644
--- a/src/modelchecker/multiobjective/helper/SparseMultiObjectivePreprocessor.cpp
+++ b/src/modelchecker/multiobjective/helper/SparseMultiObjectivePreprocessor.cpp
@@ -10,6 +10,7 @@
 #include "src/utility/macros.h"
 #include "src/utility/vector.h"
 #include "src/utility/graph.h"
+#include "src/utility/Stopwatch.h"
 
 #include "src/exceptions/InvalidPropertyException.h"
 #include "src/exceptions/UnexpectedException.h"
@@ -362,8 +363,9 @@ namespace storm {
             
             template<typename SparseModelType>
             void SparseMultiObjectivePreprocessor<SparseModelType>::assertPositiveRewardFiniteness(PreprocessorData& data, storm::storage::BitVector const& actionsWithNegativeReward) {
-                
+                storm::utility::Stopwatch sw;
                 auto mecDecomposition = storm::storage::MaximalEndComponentDecomposition<ValueType>(data.preprocessedModel.getTransitionMatrix(), data.preprocessedModel.getBackwardTransitions());
+                STORM_LOG_DEBUG("Maximal end component decomposition for asserting positive reward finiteness took " << sw << " seconds.");
                 if(mecDecomposition.empty()) {
                     return;
                 }