diff --git a/gaboshlib/g_num_valid_number.sh b/gaboshlib/g_num_valid_number.sh
index ebb0942..2b76ecc 100644
--- a/gaboshlib/g_num_valid_number.sh
+++ b/gaboshlib/g_num_valid_number.sh
@@ -4,7 +4,7 @@ function g_num_valid_number {
   do
     if ! [[ ${f_num} =~ ^(-)?(\.)?[0-9]+(\.[0-9]+)?$ ]]
     then
-      g_echo "\"${f_num}\": Not a valid number"
+      echo "\"${f_num}\": Not a valid number" 1>&2
       g_traceback
       return 1
     fi