diff --git a/dbus-sharp-glib-1.0.pc.in b/dbus-sharp-glib-1.0.pc.in
index c54b88d..5fdab42 100644
--- a/dbus-sharp-glib-1.0.pc.in
+++ b/dbus-sharp-glib-1.0.pc.in
@@ -1,6 +1,6 @@
 prefix=@prefix@
 exec_prefix=${prefix}
-libdir=${exec_prefix}/lib
+libdir=@libdir@
 
 Name: Managed DBus GLib integration
 Description: GLib integration for dbus-sharp, the D-Bus IPC library