diff --git a/etc/logrotate/logrotate.conf b/etc/logrotate/logrotate.conf
index 9f42e53c..63617083 100644
--- a/etc/logrotate/logrotate.conf
+++ b/etc/logrotate/logrotate.conf
@@ -32,7 +32,7 @@
 {
 	su tpot tpot
         copytruncate
-        create 770 tpot tpot
+        create 660 tpot tpot
 	daily
         missingok
         notifempty
@@ -51,9 +51,10 @@
 {
 	su tpot tpot
         copytruncate
-        create 770 tpot tpot
+        create 660 tpot tpot
 	daily
         missingok
         notifempty
 	rotate 30
+	addextension .tgz
 }