diff --git a/.gitignore b/.gitignore
index 2894950..e914fa0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -64,3 +64,4 @@ coverity-scan
 *.tgz
 /clang-scan
 /_build/
+udunits.pc
diff --git a/CHANGE_LOG b/CHANGE_LOG
index 84404d4..603b88b 100644
--- a/CHANGE_LOG
+++ b/CHANGE_LOG
@@ -1,3 +1,7 @@
+2.3.0.1
+    Build:
+        * Added udunits.pc to build and installation to support software that uses UDUNITS
+
 2.3.0.0	2023-08-21T08:33:24-0600
     Database:
         * Added "per mille" unit with appropriate symbol and "ppt"
diff --git a/Makefile.am b/Makefile.am
index 6a0277f..afbb574 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -21,6 +21,7 @@ ACLOCAL_AMFLAGS		= -I m4
 SUBDIRS			= lib prog
 DIST_SUBDIRS		= lib prog
 info_TEXINFOS		= udunits2.texi
+TEXINFO_TEX	        = ./texinfo.tex
 EXTRA_DIST = \
     CHANGE_LOG \
     CMakeLists.txt \
@@ -65,13 +66,12 @@ release: 	ftp web-update
 .PHONY:	hostchecks hostcheck remote-checks web-update ftp \
 	download-update available release
 
-udunits2.info:	version.texi LICENSE
-udunits2.html:	version.texi LICENSE
-udunits2.pdf:	version.texi LICENSE
-
 $(srcdir)/version.texi:  $(srcdir)/stamp-vti
 	@cp $(srcdir)/stamp-vti $@
 
+pkgconfigdir = $(libdir)/pkgconfig
+pkgconfig_DATA = @PACKAGE@.pc
+
 CMakeLists.txt:	CHANGE_LOG
 	versionId=`awk '{print $$1;exit}' CHANGE_LOG`; \
 	if ! `echo "$$versionId" | egrep '^[0-9.]+$$' >/dev/null`; then \
@@ -86,3 +86,4 @@ CMakeLists.txt:	CHANGE_LOG
 	else \
 	    touch $@; \
 	fi;
+
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 61cc1c8..739c862 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -99,7 +99,7 @@ install(TARGETS libudunits2 EXPORT udunits2-targets
     ARCHIVE DESTINATION lib
     LIBRARY DESTINATION lib
     RUNTIME DESTINATION bin)
-install(FILES udunits2.h converter.h DESTINATION include)
+install(FILES udunits2.h DimPow.h converter.h DESTINATION include)
 install(FILES
         udunits2.xml
         udunits2-accepted.xml
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 818e8ac..782c916 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -20,6 +20,8 @@
 SUBDIRS	= xmlFailures xmlSuccesses
 lib_LTLIBRARIES = libudunits2.la
 libudunits2_la_SOURCES = unitcore.c \
+			 DimPow.c DimPow.h \
+			 DimVec.c DimVec.h \
 			 converter.c \
 			 formatter.c \
                          idToUnitMap.c idToUnitMap.h \