diff --git a/vendor/golang.org/x/time/LICENSE b/vendor/golang.org/x/time/LICENSE
index 6a66aea..2a7cf70 100644
--- a/vendor/golang.org/x/time/LICENSE
+++ b/vendor/golang.org/x/time/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2009 The Go Authors. All rights reserved.
+Copyright 2009 The Go Authors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
@@ -10,7 +10,7 @@
 copyright notice, this list of conditions and the following disclaimer
 in the documentation and/or other materials provided with the
 distribution.
-   * Neither the name of Google Inc. nor the names of its
+   * Neither the name of Google LLC nor the names of its
 contributors may be used to endorse or promote products derived from
 this software without specific prior written permission.
 
diff --git a/vendor/golang.org/x/time/rate/rate.go b/vendor/golang.org/x/time/rate/rate.go
index f0e0cf3..93a798a 100644
--- a/vendor/golang.org/x/time/rate/rate.go
+++ b/vendor/golang.org/x/time/rate/rate.go
@@ -52,6 +52,8 @@
 // or its associated context.Context is canceled.
 //
 // The methods AllowN, ReserveN, and WaitN consume n tokens.
+//
+// Limiter is safe for simultaneous use by multiple goroutines.
 type Limiter struct {
 	mu     sync.Mutex
 	limit  Limit
@@ -97,8 +99,9 @@
 // bursts of at most b tokens.
 func NewLimiter(r Limit, b int) *Limiter {
 	return &Limiter{
-		limit: r,
-		burst: b,
+		limit:  r,
+		burst:  b,
+		tokens: float64(b),
 	}
 }
 
@@ -342,18 +345,6 @@
 			tokens:    n,
 			timeToAct: t,
 		}
-	} else if lim.limit == 0 {
-		var ok bool
-		if lim.burst >= n {
-			ok = true
-			lim.burst -= n
-		}
-		return Reservation{
-			ok:        ok,
-			lim:       lim,
-			tokens:    lim.burst,
-			timeToAct: t,
-		}
 	}
 
 	t, tokens := lim.advance(t)