diff --git a/tests/grib_double_cmp.sh b/tests/grib_double_cmp.sh
index ca01eb02b..af0c8f83a 100755
--- a/tests/grib_double_cmp.sh
+++ b/tests/grib_double_cmp.sh
@@ -14,6 +14,9 @@
 
 . ./include.ctest.sh
 
+label="grib_double_cmp_test"
+tempGrib=temp.$label.grib
+
 infiles="
     grid_ieee.grib
     regular_latlon_surface_constant.grib2
@@ -25,6 +28,12 @@ if [ $HAVE_JPEG -eq 1 ]; then
     infiles="jpeg.grib2 "$infiles
 fi
 
+if [ $HAVE_PNG -eq 1 ]; then
+    infile=$data_dir/reduced_gaussian_model_level.grib2
+    ${tools_dir}/grib_set -r -s packingType=grid_png $infile $data_dir/$tempGrib
+    infiles="$tempGrib "$infiles
+fi
+
 if [ $HAVE_AEC -eq 1 ]; then
     infiles="ccsds.grib2 "$infiles
 fi
@@ -33,3 +42,5 @@ for f in $infiles; do
     infile=$data_dir/$f
     $EXEC ${test_dir}/grib_double_cmp ${infile}
 done
+
+rm -f $data_dir/$tempGrib
diff --git a/tests/grib_keys_iter.sh b/tests/grib_keys_iter.sh
index 18d8da421..ffc3ea610 100755
--- a/tests/grib_keys_iter.sh
+++ b/tests/grib_keys_iter.sh
@@ -28,6 +28,7 @@ grib_files=`cat ${data_dir}/grib_data_files.txt`
 for f in ${grib_files}; do
     ${test_dir}/grib_keys_iter $f > $tempOut
 done
+rm -f $tempOut
 
 cd ${data_dir}/tigge
 tigge_files=`cat ${data_dir}/tigge/tigge_data_files.txt`
diff --git a/tests/grib_png.sh b/tests/grib_png.sh
index 6ad01ed3e..64c6ba4de 100755
--- a/tests/grib_png.sh
+++ b/tests/grib_png.sh
@@ -65,6 +65,10 @@ grep -q "224.455" $temp1
 ${tools_dir}/grib_ls -F%.6g -l 48.835,327.600 $temp > $temp1
 grep -q "Grid Point chosen #4 index=936 " $temp1
 
+# jPointsAreConsecutive
+infile=${data_dir}/reduced_gaussian_model_level.grib2
+${tools_dir}/grib_set -r -s jPointsAreConsecutive=1,packingType=grid_png $infile $temp
+
 
 # Conversion from IEEE to PNG
 # ----------------------------