diff --git a/utils/candle_info.sh b/utils/candle_info.sh
index f5a2a40..36ef498 100755
--- a/utils/candle_info.sh
+++ b/utils/candle_info.sh
@@ -1,3 +1,8 @@
 #!/bin/bash
+if [[ -z $1 ]]
+   then
+       echo "please supply a database name"
+       exit 1
+fi       
 SCRIPT_DIR="$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
-cat $SCRIPT_DIR/info.sql | sudo -i -u postgres psql -d $1
+cat $SCRIPT_DIR/candle_info.sql | sudo -i -u postgres psql -d $1