diff --git a/.ruby-version b/.ruby-version
index dd6df73..91a625a 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-ruby-2.6.0
+ruby-2.6.2
diff --git a/Gemfile b/Gemfile
index 7a531c1..f15a05c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-ruby '2.6.0'
+ruby '2.6.2'
 
 source 'https://rubygems.org'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 83d4ab8..7fe7e4c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -493,7 +493,7 @@ DEPENDENCIES
   yard (~> 0.9)
 
 RUBY VERSION
-   ruby 2.6.0p0
+   ruby 2.6.2p47
 
 BUNDLED WITH
    2.0.1
diff --git a/README.md b/README.md
index 8e18c00..582b9d0 100644
--- a/README.md
+++ b/README.md
@@ -52,8 +52,8 @@ sudo usermod -a -G rvm user
 Log out from system, then log in again. Install Ruby and Bundler:
 
 ```
-rvm install ruby-2.6.0
-rvm use ruby-2.6.0
+rvm install ruby-2.6.2
+rvm use ruby-2.6.2
 gem install bundler
 ```