diff -ru eclipse-platform-parent/pom.xml eclipse-platform-parent/pom.xml
--- eclipse-platform-parent/pom.xml	0000-00-00 00:00:00.000000000 +0000
+++ eclipse-platform-parent/pom.xml	0000-00-00 00:00:00.000000000 +0000
@@ -89,9 +89,9 @@
       'eclipiserun-repo' repository, such as for computing .api-descriptions and
       generating API Tools reports.
     -->
-    <eclipserun-repo>http://download.eclipse.org/eclipse/updates/4.11-I-builds/</eclipserun-repo>
+    <eclipserun-repo>http://download.eclipse.org/eclipse/updates/4.11/</eclipserun-repo>
     
-    <comparator.repo>http://download.eclipse.org/eclipse/updates/4.11-I-builds</comparator.repo>
+    <comparator.repo>http://download.eclipse.org/eclipse/updates/4.11</comparator.repo>
 
     <!--
       NOTE: this EMF and ECF URL must match exactly what is in the eclipse-sdk-prereqs.target file.
@@ -100,7 +100,7 @@
       it).
       And, of course, in the PDE target file, the URL is expected to be the actual URL, not a variable.
     -->
-    <emf-repo.url>http://download.eclipse.org/modeling/emf/emf/builds/milestone/S201903030654/</emf-repo.url>
+    <emf-repo.url>http://download.eclipse.org/modeling/emf/emf/builds/release/2.17/</emf-repo.url>
 
     <ecf-repo.url>http://download.eclipse.org/rt/ecf/3.14.4/site.p2/</ecf-repo.url>
 
@@ -262,14 +262,14 @@
           </target>
           <environments>
             <environment>
-              <os>linux</os>
+              <os>freebsd</os>
               <ws>gtk</ws>
-              <arch>x86_64</arch>
+              <arch>amd64</arch>
             </environment>
             <environment>
-              <os>linux</os>
+              <os>freebsd</os>
               <ws>gtk</ws>
-              <arch>ppc64le</arch>
+              <arch>powerpc64</arch>
             </environment>
             <environment>
               <os>win32</os>
@@ -639,7 +639,7 @@
           For maintenance streams should always be "M-builds".
           Ideally, this value would be provided by the environment, see bug 489789.
         -->
-        <eclipse-p2-repo.url>http://download.eclipse.org/eclipse/updates/4.11-I-builds</eclipse-p2-repo.url>
+        <eclipse-p2-repo.url>http://download.eclipse.org/eclipse/updates/4.11</eclipse-p2-repo.url>
       </properties>
       <repositories>
         <repository>