Fixed install-with-docker link (#505)

diff --git a/README.md b/README.md
index 0b457d3..2b6134c 100644
--- a/README.md
+++ b/README.md
@@ -45,9 +45,7 @@
 *   [Installing Apache PredictionIO from
     Binary/Source](http://predictionio.apache.org/install/install-sourcecode/)
 *   [Installing Apache PredictionIO with
-    Docker](http://predictionio.apache.org/community/projects/#docker-images)
-    (community contributed)
-
+    Docker](http://predictionio.apache.org/install/install-docker/)
 
 ## Quick Start