diff --git a/doc/man/knot.conf.5in b/doc/man/knot.conf.5in
index 6952bd74e40cf16965225fc872834ecbaae10112..cdf0f3c40d2dd20f72cdd953c216eecb47268305 100644
--- a/doc/man/knot.conf.5in
+++ b/doc/man/knot.conf.5in
@@ -1100,15 +1100,6 @@ the immediate sync with a zone file is not desirable, increase the value.
 .UNINDENT
 .UNINDENT
 .sp
-\fBWARNING:\fP
-.INDENT 0.0
-.INDENT 3.5
-If the zone file is not up\-to\-date, the zone should be flushed before its
-zone file editation or the SOA record must be untouched after editation.
-Otherwise the journal can\(aqt be applied.
-.UNINDENT
-.UNINDENT
-.sp
 \fIDefault:\fP 0 (immediate)
 .SS zonefile\-load
 .sp
diff --git a/doc/reference.rst b/doc/reference.rst
index 92932ae85eb600bc9d126bd2ae8c988023952df7..f2d3fc370e71c5fe6df6c7bfc9c5f47128cb1c9f 100644
--- a/doc/reference.rst
+++ b/doc/reference.rst
@@ -1237,11 +1237,6 @@ using the ``-f`` option.
    If you are serving large zones with frequent updates where
    the immediate sync with a zone file is not desirable, increase the value.
 
-.. WARNING::
-   If the zone file is not up-to-date, the zone should be flushed before its
-   zone file editation or the SOA record must be untouched after editation.
-   Otherwise the journal can't be applied.
-
 *Default:* 0 (immediate)
 
 .. _zone_zonefile-load: