diff --git a/prog/reg_wrapper.sh b/prog/reg_wrapper.sh
index cee1f54..f16d980 100755
--- a/prog/reg_wrapper.sh
+++ b/prog/reg_wrapper.sh
@@ -31,7 +31,7 @@ TEST_NAME="${TEST##*/}"
 TEST_NAME="${TEST_NAME%_reg*}"
 
 case "${TEST_NAME}" in
-    baseline|boxa[12]|colormask|colorspace|dna|enhance|extrema|fpix1|italic|kernel|nearline|numa[12]|projection|rankbin|rankhisto|wordboxes)
+    baseline|boxa[1234]|colormask|colorspace|dna|enhance|extrema|fpix1|italic|kernel|nearline|numa[12]|projection|rankbin|rankhisto|wordboxes)
         GNUPLOT=$(type -P gnuplot || type -P wgnuplot)
 
         if [ -z "${GNUPLOT}" ] || ! "${GNUPLOT}" -e "set terminal png" 2>/dev/null ; then