From 231fa23f3fe83ca3738727d45009916926d31216 Mon Sep 17 00:00:00 2001
From: "Miss Islington (bot)"
 <31488909+miss-islington@users.noreply.github.com>
Date: Sun, 4 Feb 2018 10:16:33 -0800
Subject: Fix typo -- missing "not" (GH-5528) (GH-5531)

---
 Doc/library/collections.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Doc/library/collections.rst b/Doc/library/collections.rst
index 97f5135..82ba057 100644
--- a/Doc/library/collections.rst
+++ b/Doc/library/collections.rst
@@ -514,7 +514,7 @@ or subtracting from an empty counter.
         Rotate the deque *n* steps to the right.  If *n* is negative, rotate
         to the left.
 
-        When the deque is empty, rotating one step to the right is equivalent
+        When the deque is not empty, rotating one step to the right is equivalent
         to ``d.appendleft(d.pop())``, and rotating one step to the left is
         equivalent to ``d.append(d.popleft())``.
 
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