diff --git a/V4.1.tar.gz b/V4.1.tar.gz
deleted file mode 100644
index 61137f2..0000000
--- a/V4.1.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:285b178768c0cebd4c9455ceb950fe1ab92bc3ba048a4138c01e309435aee820
-size 56324914
diff --git a/V4.3.tar.gz b/V4.3.tar.gz
new file mode 100644
index 0000000..637d201
--- /dev/null
+++ b/V4.3.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1f0ef1c022a214c935189b72e8ac67e6c6315bf9dff5fc87c3d704d3e76cb994
+size 45728165
diff --git a/polymake.changes b/polymake.changes
index 9ec5dea..4c2011f 100644
--- a/polymake.changes
+++ b/polymake.changes
@@ -1,3 +1,14 @@
+-------------------------------------------------------------------
+Thu Dec 24 12:43:05 UTC 2020 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to release 4.3
+  * Implement p-adic valuation of rational numbers (via flint)
+  * topaz: implement function to compute broken circuit complex
+    of a matroid
+  * fan: implement function to construct the union of
+    cones/polytopes as a subcomplex of a chamber complex
+  * Schlegel diagram: fixes for non-rational polytopes
+
 -------------------------------------------------------------------
 Sat Sep 26 21:03:32 UTC 2020 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/polymake.spec b/polymake.spec
index 88f2439..a66cc6e 100644
--- a/polymake.spec
+++ b/polymake.spec
@@ -17,8 +17,8 @@
 
 
 Name:           polymake
-%define lname   libpolymake4_1
-Version:        4.1
+%define lname   libpolymake4_3
+Version:        4.3
 Release:        0
 Summary:        Application for studying combinatorics and geometry of convex polytopes
 License:        GPL-2.0-or-later
@@ -104,6 +104,7 @@ find "%buildroot/%_includedir" -type f -exec chmod a-x {} +
 # plugins or something
 %_libdir/polymake-%version/
 %doc ChangeLog
+%license COPYING
 
 %files -n %lname
 %_libdir/libpolymake*.so.%version