diff --git a/update-site/artifacts.jar b/update-site/artifacts.jar
new file mode 100644
index 0000000..cb98f89
--- /dev/null
+++ b/update-site/artifacts.jar
Binary files differ
diff --git a/update-site/content.jar b/update-site/content.jar
new file mode 100644
index 0000000..443be9f
--- /dev/null
+++ b/update-site/content.jar
Binary files differ
diff --git a/update-site/experimental/artifacts.jar b/update-site/experimental/artifacts.jar
new file mode 100644
index 0000000..a64243a
--- /dev/null
+++ b/update-site/experimental/artifacts.jar
Binary files differ
diff --git a/update-site/experimental/content.jar b/update-site/experimental/content.jar
new file mode 100644
index 0000000..d0915ad
--- /dev/null
+++ b/update-site/experimental/content.jar
Binary files differ
diff --git a/update-site/experimental/features/com.google.eclipse.protobuf_1.3.1.201204150004.jar b/update-site/experimental/features/com.google.eclipse.protobuf_1.3.1.201204150004.jar
new file mode 100644
index 0000000..738ffda
--- /dev/null
+++ b/update-site/experimental/features/com.google.eclipse.protobuf_1.3.1.201204150004.jar
Binary files differ
diff --git a/update-site/experimental/plugins/com.google.eclipse.protobuf.ui_1.3.1.201204150004.jar b/update-site/experimental/plugins/com.google.eclipse.protobuf.ui_1.3.1.201204150004.jar
new file mode 100644
index 0000000..6c0ebbe
--- /dev/null
+++ b/update-site/experimental/plugins/com.google.eclipse.protobuf.ui_1.3.1.201204150004.jar
Binary files differ
diff --git a/update-site/experimental/plugins/com.google.eclipse.protobuf_1.3.1.201204150004.jar b/update-site/experimental/plugins/com.google.eclipse.protobuf_1.3.1.201204150004.jar
new file mode 100644
index 0000000..a97f453
--- /dev/null
+++ b/update-site/experimental/plugins/com.google.eclipse.protobuf_1.3.1.201204150004.jar
Binary files differ
diff --git a/update-site/experimental/site.xml b/update-site/experimental/site.xml
new file mode 100644
index 0000000..b39498c
--- /dev/null
+++ b/update-site/experimental/site.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<site>
+   <description name="protobuf-dt" url="http://protobuf-dt.googlecode.com/git/update-site">
+      Update site for protobuf-dt, an Eclipse-based Development Environment for Protocol Buffers.
+   </description>
+   <feature url="features/com.google.eclipse.protobuf_1.3.1.201204150004.jar" id="com.google.eclipse.protobuf" version="1.3.1.201204150004">
+      <category name="google"/>
+   </feature>
+   <category-def name="google" label="Google Inc."/>
+</site>
diff --git a/update-site/features/com.google.eclipse.protobuf_1.2.5.201204150006.jar b/update-site/features/com.google.eclipse.protobuf_1.2.5.201204150006.jar
new file mode 100644
index 0000000..a5d4aea
--- /dev/null
+++ b/update-site/features/com.google.eclipse.protobuf_1.2.5.201204150006.jar
Binary files differ
diff --git a/update-site/plugins/com.google.eclipse.protobuf.ui_1.2.5.201204150006.jar b/update-site/plugins/com.google.eclipse.protobuf.ui_1.2.5.201204150006.jar
new file mode 100644
index 0000000..0e95c2f
--- /dev/null
+++ b/update-site/plugins/com.google.eclipse.protobuf.ui_1.2.5.201204150006.jar
Binary files differ
diff --git a/update-site/plugins/com.google.eclipse.protobuf_1.2.5.201204150006.jar b/update-site/plugins/com.google.eclipse.protobuf_1.2.5.201204150006.jar
new file mode 100644
index 0000000..7527f94
--- /dev/null
+++ b/update-site/plugins/com.google.eclipse.protobuf_1.2.5.201204150006.jar
Binary files differ
diff --git a/update-site/site.xml b/update-site/site.xml
index b10afaa..7f71409 100644
--- a/update-site/site.xml
+++ b/update-site/site.xml
@@ -3,7 +3,7 @@
    <description name="protobuf-dt" url="http://protobuf-dt.googlecode.com/git/update-site">
       Update site for protobuf-dt, an Eclipse-based Development Environment for Protocol Buffers.
    </description>
-   <feature url="features/com.google.eclipse.protobuf_1.2.5.qualifier.jar" id="com.google.eclipse.protobuf" version="1.2.5.qualifier">
+   <feature url="features/com.google.eclipse.protobuf_1.2.5.201204150006.jar" id="com.google.eclipse.protobuf" version="1.2.5.201204150006">
       <category name="google"/>
    </feature>
    <category-def name="google" label="Google Inc."/>