diff --git a/README.md b/README.md
index a9444599f3..2274ea1724 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ Manual demo install and database setup:
     cd /home/registry
     git clone git@github.com:internetee/registry.git demo-registry
     cd demo-registry
-    rbenv local 2.2.1
+    rbenv local 2.2.2
     bundle
     cp config/application-example.yml config/application.yml # and edit it
     cp config/database-example.yml config/database.yml # and edit it
diff --git a/doc/application_build_doc.md b/doc/application_build_doc.md
index b2d00f05de..156d4c542d 100644
--- a/doc/application_build_doc.md
+++ b/doc/application_build_doc.md
@@ -22,7 +22,7 @@ Deploy overview: (database schema should be loaded and seeds should be present)
     # at your local machine
     git clone git@github.com:internetee/registry.git
     cd registry
-    rbenv local 2.2.1 # more info about rbenv at debian doc
+    rbenv local 2.2.2 # more info about rbenv at debian doc
     gem install mina
     mina pr setup # one time, only creates missing directories
     ssh registry