diff --git a/CMakeLists.txt b/CMakeLists.txt
index f23bf32..ff89d48 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 CMAKE_MINIMUM_REQUIRED(VERSION 3.19)
 
-PROJECT(udunits VERSION 2.3.0.0
+PROJECT(udunits VERSION 2.3.0.1
         DESCRIPTION "C library and utility for units of physical quantities")
 set(CMAKE_PROJECT_HOMEPAGE_URL https://www.unidata.ucar.edu/software/udunits)
 
diff --git a/configure.ac b/configure.ac
index 1993bd1..a2f1385 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.59)
-AC_INIT([UDUNITS], [2.3.0.0], [support-udunits@unidata.ucar.edu])
+AC_INIT([UDUNITS], [2.3.0.1], [support-udunits@unidata.ucar.edu])
 AC_CONFIG_SRCDIR([lib/converter.c])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_MACRO_DIR([m4])
@@ -143,6 +143,7 @@ AC_CHECK_FUNCS([floor memmove memset modf pow strcasecmp strdup strpbrk])
 AC_PROG_LIBTOOL
 
 AC_CONFIG_FILES([Makefile
+                 udunits.pc
                  lib/Makefile
                  lib/xmlFailures/Makefile
                  lib/xmlSuccesses/Makefile
diff --git a/udunits.pc.in b/udunits.pc.in
new file mode 100644
index 0000000..f438a12
--- /dev/null
+++ b/udunits.pc.in
@@ -0,0 +1,11 @@
+prefix=@prefix@
+exec_prefix=${prefix}
+libdir=@libdir@
+
+Name: udunits
+Description: Library for handling of units of physical quantities
+Version: @PACKAGE_VERSION@
+Libs:  -L${libdir} -ludunits2
+Libs.private: -L${libdir} -ludunits2 -lexpat
+CFlags: -I${prefix}/include
+
diff --git a/version.texi b/version.texi
index 43e1bab..8e457ae 100644
--- a/version.texi
+++ b/version.texi
@@ -1,4 +1,4 @@
-@set UPDATED 3 September 2021
-@set UPDATED-MONTH September 2021
-@set EDITION 2.3.0.0
-@set VERSION 2.3.0.0
+@set UPDATED 4 February 2023
+@set UPDATED-MONTH February 2023
+@set EDITION 2.3.0.1
+@set VERSION 2.3.0.1