diff --git a/README.md b/README.md
index 5c06d40..b35ee38 100644
--- a/README.md
+++ b/README.md
@@ -26,16 +26,16 @@ ruby_rvm_install_path: /usr/local/rvm
 # If you use a url, it must include http:// or https:// at the start.
 ruby_rvm_latest_installer: https://raw.githubusercontent.com/wayneeseguin/rvm/master/binscripts/rvm-installer
 
-# Which url or local path contains the stable version number of rvm?
+# Which url or value contains the stable version number of rvm?
 # If you use a url, it must include http:// or https:// at the start.
+# If you use a value, it should be something like 1.25.27 or any legal version number.
+
+# If you want to lock rvm to a specific version you could enter in the version number
+# that you have installed and the role would assume you always have the latest stable version.
 ruby_rvm_stable_version_number: https://raw.githubusercontent.com/wayneeseguin/rvm/master/VERSION
 
 # Force upgrade the rvm-installer to the latest installer.
 ruby_rvm_force_upgrade_installer: false
-
-# If you are concerned rvm stable might not be stable then
-# you can set this to true so that rvm itself never upgrades.
-ruby_rvm_skip_upgrade: false
 ```
 
 ## Example playbook
@@ -53,11 +53,12 @@ To use this role edit your `site.yml` file to look something like this:
     - { role: nickjj.ruby, tags: ruby }
 ```
 
-Let's say you want to edit the default version, you can do this by opening or creating `group_vars/app.yml` which is located relative to your `inventory` directory and then making it look something like this:
+Let's say you want to edit a few values, you can do this by opening or creating `group_vars/app.yml` which is located relative to your `inventory` directory and then making it look something like this:
 
 ```
 ---
 ruby_version: 2.0.0
+ruby_rvm_stable_version_number: 1.25.26
 ```
 
 ## Installation
diff --git a/tasks/main.yml b/tasks/main.yml
index e119984..26bd44e 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -12,17 +12,18 @@
   register: rvm_current_version
   when: rvm_profile.stat.exists
 
-- name: detect stable rvm version
+- name: detect stable rvm version from url
   uri: url={{ ruby_rvm_stable_version_number }} return_content=yes
   register: rvm_stable_version_number
+  when: "'://' in ruby_rvm_stable_version_number"
 
-- name: ensure rvm installer is downloaded
+- name: ensure rvm installer is copied from url
   get_url:
     url: "{{ ruby_rvm_latest_installer }}"
     dest: "{{ ruby_temp_download_path }}/rvm-installer.sh"
   when: "'://' in ruby_rvm_latest_installer and not rvm_installer.stat.exists or ruby_rvm_force_upgrade_installer"
 
-- name: ensure rvm installer is copied
+- name: ensure rvm installer is copied from local file
   copy: src="{{ ruby_rvm_latest_installer }}" dest="{{ ruby_temp_download_path }}/rvm-installer.sh"
   when: not "://" in ruby_rvm_latest_installer and not rvm_installer.stat.exists or ruby_rvm_force_upgrade_installer
 
@@ -38,7 +39,7 @@
 
 - name: ensure rvm is upgraded
   shell: "{{ ruby_rvm_install_path }}/bin/rvm get stable && {{ ruby_rvm_install_path }}/bin/rvm reload"
-  when: not rvm_stable_version_number.content[:-1] in rvm_current_version.stdout and rvm_profile.stat.exists and not ruby_rvm_skip_upgrade
+  when: rvm_stable_version_number.content|default(ruby_rvm_stable_version_number)|replace("\n", "") > rvm_current_version.stdout.split()[1] and rvm_profile.stat.exists
 
 - name: ensure rvm installs ruby dependencies
   command: "{{ ruby_rvm_install_path }}/bin/rvm autolibs 3"