diff --git a/src/storage/SparseMatrix.cpp b/src/storage/SparseMatrix.cpp
index 3d1e16796..9f715727b 100644
--- a/src/storage/SparseMatrix.cpp
+++ b/src/storage/SparseMatrix.cpp
@@ -684,6 +684,9 @@ namespace storm {
                         *writeIt = std::move(intermediateRowEntry);
                         ++writeIt;
                     }
+                } else {
+                    // skip the intermediate rows
+                    writeIt = getRow(smallerRow).begin();
                 }
                 // write the larger row
                 for(auto& largerRowEntry : largerRowContents) {
@@ -708,6 +711,9 @@ namespace storm {
                         *writeIt = std::move(*intermediateRowEntryIt);
                         --writeIt;
                     }
+                } else {
+                    // skip the intermediate rows
+                    writeIt = getRow(smallerRow).end() - 1;
                 }
                 // write the larger row
                 for(auto largerRowEntryIt = largerRowContents.rbegin(); largerRowEntryIt != largerRowContents.rend(); ++largerRowEntryIt) {