diff --git a/src/Benchmarks/scripts/run-tnl-benchmark-spmv b/src/Benchmarks/scripts/run-tnl-benchmark-spmv
index 1bc1f9f4910491792e4b1e5560c09cc33ddc2750..e875e7b8b6459a782566d8673d18138007b2a294 100755
--- a/src/Benchmarks/scripts/run-tnl-benchmark-spmv
+++ b/src/Benchmarks/scripts/run-tnl-benchmark-spmv
@@ -52,6 +52,10 @@ do
      cd $DIRNAME
      tar zxvf $FILENAME
      cd $IWD
+     if [ ! -d "log-files" ];
+	 then
+	     mkdir log-files
+	 fi
      SUBDIRNAME=`echo $FILENAME | sed 's/.tar.gz//'`
      rm -f $DIRNAME/$SUBDIRNAME/*_b.mtx # these are usualy in array format
      for file in $DIRNAME/$SUBDIRNAME/*.mtx;
@@ -62,9 +66,9 @@ do
 	 mtx_file_name=${mtx_file_name%.mtx}	 
          if test x$DEBUG = xyes;
          then
-            gdb --args $BENCHMARK --input-file $file --log-file log-files/sparse-matrix-benchmark::$mtx_file_name.log --verbose 1
+            gdb --args $BENCHMARK --input-file $file --log-file log-files/sparse-matrix-benchmark::$mtx_file_name.log --verbose 1 --verbose-MReader 1
          else
-            $BENCHMARK --input-file $file --log-file log-files/sparse-matrix-benchmark::$mtx_file_name.log --verbose 1                        
+            $BENCHMARK --input-file $file --log-file log-files/sparse-matrix-benchmark::$mtx_file_name.log --verbose 1 --verbose-MReader 1
          fi
      done
    fi