diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index f3b2297..d87a032 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -41,7 +41,7 @@
   # which is the version that we reveal to the end user.
   # Update this value when the platform version changes (rather
   # than overriding it somewhere else).  Can be an arbitrary string.
-  PLATFORM_VERSION := 5.1.51
+  PLATFORM_VERSION := 5.1
 endif
 
 ifeq "" "$(PLATFORM_SDK_VERSION)"
diff --git a/tools/droiddoc/templates-sdk/docpage.cs b/tools/droiddoc/templates-sdk/docpage.cs
index d064222..09d48c8 100644
--- a/tools/droiddoc/templates-sdk/docpage.cs
+++ b/tools/droiddoc/templates-sdk/docpage.cs
@@ -195,8 +195,8 @@
 <?cs include:"trailer.cs" ?>
   <script src="https://developer.android.com/ytblogger_lists_unified.js" type="text/javascript"></script>
   <script src="<?cs var:toroot ?>jd_lists_unified.js?v=8" type="text/javascript"></script>
-  <script src="<?cs var:toroot ?>jd_extras.js?v=9" type="text/javascript"></script>
-  <script src="<?cs var:toroot ?>jd_collections.js?v=9" type="text/javascript"></script>
+  <script src="<?cs var:toroot ?>jd_extras.js?v=10" type="text/javascript"></script>
+  <script src="<?cs var:toroot ?>jd_collections.js?v=10" type="text/javascript"></script>
   <script src="<?cs var:toroot ?>jd_tag_helpers.js?v=5" type="text/javascript"></script>
 
 </body>