diff --git a/WHATS_NEW b/WHATS_NEW
index e6f678650..530fb2f4b 100644
--- a/WHATS_NEW
+++ b/WHATS_NEW
@@ -1,8 +1,9 @@
 Version 2.02.43 -
 ===================================
+  Use simplified x.y.z version number in libdevmapper.pc.
+  Merge device-mapper into the lvm2 tree.
   Remove ancient debian directory.
   Split out lvm-logging.h from log.h and lvm-globals.[ch] from log.[ch].
-  Add libdm subdirectory for libdevmapper files.
 
 Version 2.02.42 - 26th October 2008
 ===================================
diff --git a/configure.in b/configure.in
index 8b34f3e1b..f6604a292 100644
--- a/configure.in
+++ b/configure.in
@@ -721,6 +721,8 @@ AC_MSG_RESULT($interface)
 DM_LIB_VERSION="\"`cat VERSION_LIB 2>/dev/null || echo Unknown`\""
 AC_DEFINE_UNQUOTED(DM_LIB_VERSION, $DM_LIB_VERSION, [Library version])
 
+DM_LIB_PATCHLEVEL=`cat VERSION_LIB | awk -F '[[-. ]]' '{printf "%s.%s.%s",$1,$2,$3}'`
+
 LVM_VERSION="\"`cat VERSION 2>/dev/null || echo Unknown`\""
 
 ################################################################################
@@ -744,6 +746,7 @@ AC_SUBST(DM_DEVICE_MODE)
 AC_SUBST(DM_DEVICE_UID)
 AC_SUBST(DM_IOCTLS)
 AC_SUBST(DM_LIB_VERSION)
+AC_SUBST(DM_LIB_PATCHLEVEL)
 AC_SUBST(FSADM)
 AC_SUBST(GROUP)
 AC_SUBST(HAVE_LIBDL)
diff --git a/libdm/libdevmapper.pc.in b/libdm/libdevmapper.pc.in
index 4d15446e0..5d2aa1773 100644
--- a/libdm/libdevmapper.pc.in
+++ b/libdm/libdevmapper.pc.in
@@ -5,7 +5,7 @@ includedir=@includedir@
 
 Name: devmapper
 Description: device-mapper library
-Version: @DM_LIB_VERSION@
+Version: @DM_LIB_PATCHLEVEL@
 Cflags: -I${includedir} 
 Libs: -L${libdir} -ldevmapper
 Libs.private: -lselinux -lsepol