diff --git a/giac.changes b/giac.changes
index 7674f2a..623bc4e 100644
--- a/giac.changes
+++ b/giac.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Wed Feb  2 10:12:50 UTC 2022 - Bernhard Wiedemann <bwiedemann@suse.com>
+
+- Update to version 1.7.0.43
+  * changing interpreter in Xcas web is now much easier, improved Numworks connectivity
+  * improvements and fixes by Luka Marohnić in graph theory commands, better graphs inside texmacs
+  * Numworks connectivity
+  * override build date from SOURCE_DATE_EPOCH (boo#1047218)
+
 -------------------------------------------------------------------
 Sun Jun 27 22:33:21 UTC 2021 - Atri Bhattacharya <badshah400@gmail.com>
 
diff --git a/giac.spec b/giac.spec
index e517e45..5586ec6 100644
--- a/giac.spec
+++ b/giac.spec
@@ -18,7 +18,7 @@
 
 %bcond_with cocoa
 Name:           giac
-%define tarver  1.7.0-13
+%define tarver  1.7.0-43
 Version:        %( echo %{tarver} | sed 's/-/./' )
 %define mainver %( echo %{tarver} | sed 's/-.*//' )
 %define soname  0
diff --git a/giac_1.7.0-13.tar.gz b/giac_1.7.0-13.tar.gz
deleted file mode 100644
index b1fc6f5..0000000
--- a/giac_1.7.0-13.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:d365059b895ef065f437720aca05140b87d22cec918fcc4ebbee087ca665dc93
-size 86447065
diff --git a/giac_1.7.0-43.tar.gz b/giac_1.7.0-43.tar.gz
new file mode 100644
index 0000000..4a81a7d
--- /dev/null
+++ b/giac_1.7.0-43.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:85f724270c813ae26d665fe2c1b42c271a6d29ecfb75f038efb16e1d0d284a7f
+size 96703778