diff --git a/ChangeLog b/ChangeLog
index c422000..46e3270 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+serd (0.4.2) unstable; urgency=low
+
+  * Fix compilation issues on some systems
+  * Fix build system Python 3 compatibility
+
+ -- David Robillard <d@drobilla.net>  Wed, 25 May 2011 19:00:00 -0400
+
 serd (0.4.0) unstable; urgency=low
 
   * Initial release
diff --git a/serd.pc.in b/serd.pc.in
index ed8b627..6eee0a8 100644
--- a/serd.pc.in
+++ b/serd.pc.in
@@ -6,5 +6,5 @@ includedir=@includedir@
 Name: Serd
 Version: @SERD_VERSION@
 Description: Lightweight RDF syntax library
-Libs: -L@LIBPATH_SERD@ -l@LIB_SERD@
-Cflags: -I@INCLUDES_SERD@
+Libs: -L${libdir} -l@LIB_SERD@
+Cflags: -I${includedir}/serd-@SERD_MAJOR_VERSION@
diff --git a/wscript b/wscript
index 36747dc..2a32100 100644
--- a/wscript
+++ b/wscript
@@ -9,7 +9,7 @@ from waflib.extras import autowaf as autowaf
 import waflib.Logs as Logs, waflib.Options as Options
 
 # Version of this package (even if built as a child)
-SERD_VERSION       = '0.4.0'
+SERD_VERSION       = '0.4.2'
 SERD_MAJOR_VERSION = '0'
 
 # Library version (UNIX style major, minor, micro)
@@ -53,8 +53,8 @@ def configure(conf):
     autowaf.define(conf, 'SERD_VERSION', SERD_VERSION)
     conf.write_config_header('serd-config.h', remove=False)
 
-    conf.env['INCLUDES_SERD'] = ['%s/serd-%s' % (
-        conf.env['INCLUDEDIR'], SERD_MAJOR_VERSION)]
+    conf.env['INCLUDES_SERD'] = ['%s/serd-%s' % (conf.env['INCLUDEDIR'],
+                                                 SERD_MAJOR_VERSION)]
     conf.env['LIBPATH_SERD'] = [conf.env['LIBDIR']]
     conf.env['LIB_SERD'] = ['serd-%s' % SERD_MAJOR_VERSION];