doc: fix typo

diff --git a/doc/operation.rst b/doc/operation.rst
index 50505c900b881acfb3b598510d10155e0ebd848d..6ed35e109e3769c864690d69c942c1a36f785818 100644 (file)
--- a/doc/operation.rst
+++ b/doc/operation.rst
@@ -345,8 +345,8 @@ either in the log or via ``knotc zone-status``. There is no special log for fini
    a rollover is triggered while another is in progress, it waits until the
    first one is finished.
 
-The ZSK rollover is performed with Pre-publish method, KSK rollvoer uses Double-Signature scheme,
-as described in :rfc:`6781`.
+The ZSK rollover is performed with Pre-publish method, KSK rollover uses Double-Signature
+scheme, as described in :rfc:`6781`.
 
 .. _DNSSEC KSK rollover example: