diff --git a/office/gnucash/gnucash-boost-1.73.patch b/office/gnucash/gnucash-boost-1.73.patch
deleted file mode 100644
index ab3a015199..0000000000
--- a/office/gnucash/gnucash-boost-1.73.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- gnucash/import-export/csv-imp/gnc-imp-settings-csv.hpp.orig 2020-05-11 19:38:43.108485371 +0000
-+++ gnucash/import-export/csv-imp/gnc-imp-settings-csv.hpp
-@@ -34,6 +34,7 @@ extern "C" {
- #include "gnc-commodity.h"
- }
-
-+#include <algorithm>
- #include <string>
- #include <vector>
- #include <boost/optional.hpp>
diff --git a/office/gnucash/gnucash.SlackBuild b/office/gnucash/gnucash.SlackBuild
index 1257563bab..ac0d94e04f 100644
--- a/office/gnucash/gnucash.SlackBuild
+++ b/office/gnucash/gnucash.SlackBuild
@@ -24,7 +24,7 @@
 # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 PRGNAM=gnucash
-VERSION=${VERSION:-3.11}
+VERSION=${VERSION:-4.5}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 
diff --git a/office/gnucash/gnucash.info b/office/gnucash/gnucash.info
index c899627c28..dc947b6574 100644
--- a/office/gnucash/gnucash.info
+++ b/office/gnucash/gnucash.info
@@ -1,8 +1,8 @@
 PRGNAM="gnucash"
-VERSION="3.11"
+VERSION="4.5"
 HOMEPAGE="http://www.gnucash.org/"
-DOWNLOAD="http://downloads.sourceforge.net/gnucash/gnucash-3.11.tar.bz2"
-MD5SUM="391f07eb0934618154d9e9c7d717d8e6"
+DOWNLOAD="http://downloads.sourceforge.net/gnucash/gnucash-4.5.tar.bz2"
+MD5SUM="a7d656d9a9f86139dac098a61ef654b7"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 REQUIRES="webkit2gtk pygobject3-python3 gtest"