diff --git a/test/html/driver.sh b/test/html/driver.sh
index c970dc96..bc377f90 100755
--- a/test/html/driver.sh
+++ b/test/html/driver.sh
@@ -62,10 +62,8 @@ function test_file() {
   if [ "$diffvalue" = "0" ]; then
     echo "OK"
     ret=0
-    rm -rf $wdir
   else
     echo "FAIL"
-    cp $wdir/diff.png "$(basename $html_file).diff.png"
     ret=1
   fi