diff --git a/office/calibre-bin/calibre-bin.SlackBuild b/office/calibre-bin/calibre-bin.SlackBuild
index ef314e22e9..1effa634a7 100644
--- a/office/calibre-bin/calibre-bin.SlackBuild
+++ b/office/calibre-bin/calibre-bin.SlackBuild
@@ -25,7 +25,7 @@
 cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=calibre-bin
-VERSION=${VERSION:-6.5.0}
+VERSION=${VERSION:-6.6.1}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
diff --git a/office/calibre-bin/calibre-bin.info b/office/calibre-bin/calibre-bin.info
index bb7fb34f6f..19ffcf81ab 100644
--- a/office/calibre-bin/calibre-bin.info
+++ b/office/calibre-bin/calibre-bin.info
@@ -1,10 +1,10 @@
 PRGNAM="calibre-bin"
-VERSION="6.5.0"
+VERSION="6.6.1"
 HOMEPAGE="https://calibre-ebook.com"
 DOWNLOAD="UNSUPPORTED"
 MD5SUM=""
-DOWNLOAD_x86_64="https://download.calibre-ebook.com/6.5.0/calibre-6.5.0-x86_64.txz"
-MD5SUM_x86_64="c9e5873031fbeeac6d28c52f26f3a0d2"
+DOWNLOAD_x86_64="https://download.calibre-ebook.com/6.6.1/calibre-6.6.1-x86_64.txz"
+MD5SUM_x86_64="b375f30bd1faf764cee10590dbb3bcbf"
 REQUIRES=""
 MAINTAINER="Alexander Verbovetsky"
 EMAIL="alik@ejik.org"