diff --git a/gnome2/evolution-data-server/evolution-data-server.conf b/gnome2/evolution-data-server/evolution-data-server.conf
index e90d361ec..a146c1399 100644
--- a/gnome2/evolution-data-server/evolution-data-server.conf
+++ b/gnome2/evolution-data-server/evolution-data-server.conf
@@ -2,7 +2,7 @@
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 #
 # Filename: package/.../evolution-data-server/evolution-data-server.conf
-# Copyright (C) 2007 The OpenSDE Project
+# Copyright (C) 2007 - 2011 The OpenSDE Project
 # Copyright (C) 2004 - 2006 The T2 SDE Project
 #
 # More information can be found in the files COPYING and README.
@@ -17,3 +17,8 @@ pkgprefix -t orbit2
 var_append confopt ' ' "--with-orbit-prefix=$root/$( pkgprefix orbit2 )"
 
 var_remove_regex confopt ' ' '--docdir=.*'
+
+if pkginstalled -f nspr; then
+	var_append extraconfopt ' ' "--with-nspr-includes=$( pkgprefix -r includedir nspr )"
+	var_append extraconfopt ' ' "--with-nspr-libs=$( pkgprefix -r libdir nspr )"
+fi