diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4077189f..d6063277 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,7 @@
 cmake_minimum_required(VERSION 3.10)
 
 project(libtommath
-    VERSION 1.2.0
+    VERSION 1.3.0
     DESCRIPTION "A free open source portable number theoretic multiple-precision integer (MPI) library written entirely in C."
     HOMEPAGE_URL "https://www.libtom.net/LibTomMath"
     LANGUAGES C)
diff --git a/appveyor.yml b/appveyor.yml
index 005b8622..30d9ee75 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 1.2.1-{build}
+version: 1.3.0-{build}
 branches:
   only:
   - master
diff --git a/changes.txt b/changes.txt
index 2d8ff9f8..df2735da 100644
--- a/changes.txt
+++ b/changes.txt
@@ -1,3 +1,9 @@
+Mar 27th, 2024
+v1.3.0
+       -- Deprecate more APIs which are replaced in develop (PR #572)
+       -- Add support for CMake (PR #573)
+       -- Add support for GitHub Actions (PR #573)
+
 Sep 04th, 2023
 v1.2.1
        -- Bugfix release because of potential integer overflow
diff --git a/doc/bn.tex b/doc/bn.tex
index 118a4700..22ae5f3e 100644
--- a/doc/bn.tex
+++ b/doc/bn.tex
@@ -51,7 +51,7 @@
 \begin{document}
 \frontmatter
 \pagestyle{empty}
-\title{LibTomMath User Manual \\ v1.2.1}
+\title{LibTomMath User Manual \\ v1.3.0}
 \author{LibTom Projects \\ www.libtom.net}
 \maketitle
 This text, the library and the accompanying textbook are all hereby placed in the public domain.
diff --git a/makefile b/makefile
index 27b44d7c..ec32ecd0 100644
--- a/makefile
+++ b/makefile
@@ -126,8 +126,12 @@ cmp: profiled_single
 	./timing
 	$(MAKE) -C logs/ cmp
 
+zipup:
+	$(MAKE) clean
+	$(MAKE) .zipup
+
 TODAY=$(shell date -I)
-zipup: clean astyle new_file docs
+.zipup: astyle new_file docs
 	@# Update the index, so diff-index won't fail in case the pdf has been created.
 	@#   As the pdf creation modifies the tex files, git sometimes detects the
 	@#   modified files, but misses that it's put back to its original version.
diff --git a/makefile.unix b/makefile.unix
index ccf8f021..34ebd1a8 100644
--- a/makefile.unix
+++ b/makefile.unix
@@ -20,7 +20,7 @@ ARFLAGS   = rcs
 CFLAGS    = -O2
 LDFLAGS   =
 
-VERSION   = 1.2.1
+VERSION   = 1.3.0
 
 #Compilation flags
 LTM_CFLAGS  = -I. $(CFLAGS)
diff --git a/makefile_include.mk b/makefile_include.mk
index 77708305..29ed5823 100644
--- a/makefile_include.mk
+++ b/makefile_include.mk
@@ -3,9 +3,9 @@
 #
 
 #version of library
-VERSION=1.2.1-develop
-VERSION_PC=1.2.1
-VERSION_SO=3:1:2
+VERSION=1.3.0
+VERSION_PC=1.3.0
+VERSION_SO=4:0:3
 
 PLATFORM := $(shell uname | sed -e 's/_.*//')