diff --git a/lyx-2.3.4.2.tar.xz b/lyx-2.3.4.2.tar.xz
new file mode 100644
index 0000000..21b8f3a
--- /dev/null
+++ b/lyx-2.3.4.2.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bf364971fb2460afec5a759d04b5e10611c1035a8ac122f223b531f28d23e3c5
+size 16160652
diff --git a/lyx-2.3.4.2.tar.xz.sig b/lyx-2.3.4.2.tar.xz.sig
new file mode 100644
index 0000000..3fd2ed0
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diff --git a/lyx-2.3.4.tar.xz b/lyx-2.3.4.tar.xz
deleted file mode 100644
index 1fa2522..0000000
--- a/lyx-2.3.4.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:f045e4ccab8b25f22002670b4e1be33677c57764487ae786b7c659ea5260fb61
-size 16159440
diff --git a/lyx-2.3.4.tar.xz.sig b/lyx-2.3.4.tar.xz.sig
deleted file mode 100644
index ecf6da7..0000000
Binary files a/lyx-2.3.4.tar.xz.sig and /dev/null differ
diff --git a/lyx.changes b/lyx.changes
index 962af4e..a572978 100644
--- a/lyx.changes
+++ b/lyx.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Sun Feb  9 13:23:44 UTC 2020 - Cor Blom <cornelis@solcon.nl>
+
+- Update to 2.3.4.2, fixing four bugs:
+  * lyx bug #11728: five second delay when saving files on windows
+  * crash related to math toolbar
+  * lyx bug #11724: bad output Beamer presentation in combination
+    with certain page geometry settings
+  * lyx bug #11579: CJKUtf8 not possible in ERT
+
 -------------------------------------------------------------------
 Sun Jan 12 21:46:18 UTC 2020 - Cor Blom <cornelis@solcon.nl>
 
diff --git a/lyx.spec b/lyx.spec
index cc935d4..c494b7f 100644
--- a/lyx.spec
+++ b/lyx.spec
@@ -17,7 +17,7 @@
 
 
 Name:           lyx
-Version:        2.3.4
+Version:        2.3.4.2
 Release:        0
 Summary:        WYSIWYM (What You See Is What You Mean) document processor
 License:        GPL-2.0-or-later