diff --git a/build/run/docker-entrypoint/init.d/50-cron.sh b/build/run/docker-entrypoint/init.d/50-cron.sh
index c3fcb32..6dcbb07 100755
--- a/build/run/docker-entrypoint/init.d/50-cron.sh
+++ b/build/run/docker-entrypoint/init.d/50-cron.sh
@@ -7,21 +7,21 @@ atd
 while true
 do
     at -f /usr/share/webapps/roundcube/bin/cleandb.sh midnight
-	sleep 1d
+    sleep 1d
 done &
 
 # Update Postscreen Whitelists (daily)
 while true
 do
     at -f /usr/local/bin/postwhite/postwhite midnight
-	sleep 1d
+    sleep 1d
 done &
 
 # Update Yahoo! IPs for Postscreen Whitelists (weekly)
 while true
 do
     at -f /usr/local/bin/postwhite/scrape_yahoo midnight sunday
-	sleep 7d
+    sleep 7d
 done &
 
 # # Refresh ssl keys daily