diff --git a/tests/update_reference_data.sh b/tests/update_reference_data.sh
index e41f287eb..cff3ff8e1 100755
--- a/tests/update_reference_data.sh
+++ b/tests/update_reference_data.sh
@@ -12,6 +12,7 @@ copyToReferenceDir () {
   DST_DIR=$2;
   STEM=$3;
   FILETYPES=${@:4};
+  mkdir -p $DST_DIR
 
   for filetype in $FILETYPES; do
     cp "$WORKSPACE/$SRC_DIR$STEM.$filetype" $DST_DIR
@@ -213,6 +214,13 @@ then
   git checkout -b $BRANCH_NAME origin/master
 fi
 
+# Add potential new files
+untracked=`git status | sed '1,/Untracked files/d' | tail -n +3 | head -n -2`
+if [ -n "$untracked" ]
+then
+  git add $untracked
+fi
+
 if [ -z "$REASON" ]
 then
   git commit -a -t /tmp/cmsg