diff --git a/test-files/cmd/glacial/PertyCmdTest.sh b/test-files/cmd/glacial/PertyCmdTest.sh
index f3cfbb7..ead6fe1 100755
--- a/test-files/cmd/glacial/PertyCmdTest.sh
+++ b/test-files/cmd/glacial/PertyCmdTest.sh
@@ -10,11 +10,11 @@ outputfile=$HOOT_HOME/test-output/cmd/glacial/PertyCmdTest/p_out.osm
# Run the command. Note that we sanitize output to remove
# number of nodes reprojected, because this is variable
-hoot perty -D perty.search.distance=20 \
+hoot perty -C Testing.conf -D perty.search.distance=20 \
-D random.way.generalizer.probability=0.7 \
$inputfile \
$outputfile |\
sed "s/^Reprojecting.*$//g"
# TODO: use the random seeding feature in perty, then we can check for the match
-# hoot diff $testfile $outputfile || diff $testfile $outputfile
+# hoot diff -C Testing.conf $testfile $outputfile || diff $testfile $outputfile