update milestone dates
diff --git a/project-plan.xml b/project-plan.xml
index b5f874b..4bdc779 100644
--- a/project-plan.xml
+++ b/project-plan.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
-<?xml-stylesheet type="text/xsl" href="http://www.eclipse.org/projects/project-plan-render.xsl"?>
+<?xml-stylesheet type="text/xsl" href="http://www.eclipse.org/projects/project-plan.xsl"?>
 <plan plan-format="1.0" xmlns="http://www.eclipse.org/project/plan"
 	xmlns:html="http://www.w3.org/1999/xhtml" name="Open System Engineering Environment">
 	<release projectid="technology.osee" version="1.0" />
@@ -18,10 +18,10 @@
 		<preamble>
 			<html:div>Approximate dates for the later milestones have not yet been determined.</html:div>
 		</preamble>
-		<milestone date="2/15/2012" milestone="0.9.9_SR4">
+		<milestone date="1/25/2012" milestone="0.9.9_SR4">
 			<html:div></html:div>
 		</milestone>
-		<milestone date="3/14/2012" milestone="0.9.9_SR5">
+		<milestone date="2/22/2012" milestone="0.9.9_SR5">
 			<html:div></html:div>
 		</milestone>
 		<milestone date="4/18/2012" milestone="0.9.9_SR6">