diff --git a/src/abstraction/AbstractionInformation.cpp b/src/abstraction/AbstractionInformation.cpp
index d033be86b..0ce9201ef 100644
--- a/src/abstraction/AbstractionInformation.cpp
+++ b/src/abstraction/AbstractionInformation.cpp
@@ -48,6 +48,7 @@ namespace storm {
             std::pair<storm::expressions::Variable, storm::expressions::Variable> newMetaVariable = ddManager->addMetaVariable(stream.str());
             
             predicateDdVariables.push_back(newMetaVariable);
+            extendedPredicateDdVariables.push_back(newMetaVariable);
             predicateBdds.emplace_back(ddManager->getEncoding(newMetaVariable.first, 1), ddManager->getEncoding(newMetaVariable.second, 1));
             predicateIdentities.push_back(ddManager->getEncoding(newMetaVariable.first, 1).iff(ddManager->getEncoding(newMetaVariable.second, 1)));
             allPredicateIdentities &= predicateIdentities.back();
diff --git a/src/modelchecker/abstraction/GameBasedMdpModelChecker.cpp b/src/modelchecker/abstraction/GameBasedMdpModelChecker.cpp
index 9b079d111..6c408f386 100644
--- a/src/modelchecker/abstraction/GameBasedMdpModelChecker.cpp
+++ b/src/modelchecker/abstraction/GameBasedMdpModelChecker.cpp
@@ -95,8 +95,6 @@ namespace storm {
         void GameBasedMdpModelChecker<Type, ValueType>::computeProb01States(storm::OptimizationDirection player1Direction, storm::abstraction::MenuGame<Type, ValueType> const& game, storm::expressions::Expression const& constraintExpression, storm::expressions::Expression const& targetStateExpression) {
             storm::dd::Bdd<Type> transitionMatrixBdd = game.getTransitionMatrix().toBdd();
             storm::dd::Bdd<Type> bottomStatesBdd = game.getBottomStates();
-            game.getTransitionMatrix().exportToDot("trans.dot");
-            bottomStatesBdd.template toAdd<ValueType>().exportToDot("bottom.dot");
             
             storm::dd::Bdd<Type> targetStates = game.getStates(targetStateExpression);
             if (player1Direction == storm::OptimizationDirection::Minimize) {
diff --git a/src/utility/graph.cpp b/src/utility/graph.cpp
index 04139d129..55cb72cda 100644
--- a/src/utility/graph.cpp
+++ b/src/utility/graph.cpp
@@ -955,7 +955,7 @@ namespace storm {
                     solution = tmp;
                     ++iterations;
                 }
-                
+
                 // Since we have determined the inverse of the desired set, we need to complement it now.
                 solution = !solution && model.getReachableStates();