diff --git a/host.go b/host.go
index 05ecaa0..cd30f40 100644
--- a/host.go
+++ b/host.go
@@ -442,7 +442,7 @@ func (h *Host) InitCommands(c *chat.Commands) {
 				return errors.New("user not found")
 			}
 
-			var until time.Duration = 0
+			var until time.Duration
 			if len(args) > 1 {
 				until, _ = time.ParseDuration(args[1])
 			}
@@ -535,7 +535,7 @@ func (h *Host) InitCommands(c *chat.Commands) {
 				return errors.New("must specify user")
 			}
 
-			var until time.Duration = 0
+			var until time.Duration
 			if len(args) > 1 {
 				until, _ = time.ParseDuration(args[1])
 			}