Fix shell escaping bug in crontab installation guide.

diff --git a/README b/README
index 24f1892353ecc90d08d5a4aeaf2c366ab9914a40..dba72ac3fdbac4e665e56489709b278649ff42dc 100644 (file)
--- a/README
+++ b/README
@@ -16,4 +16,4 @@ pingmailrc.example file for more details.
 To install as an hourly cronjob, define $path_to_pingmail_script_file, then do:
 
 line='0 * * * * '$path_to_pingmail_script_file' check'
-(crontab -l; echo $line) | crontab -
+(crontab -l; echo "$line") | crontab -