The next release will drop support for Ruby 2.6 (release in 2018)

.github/workflows/ruby.yml

@@ -14,7 +14,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest]
-        ruby: ['2.6', '2.7', '3.0', '3.1', '3.2', '3.3']
+        ruby: ['2.7', '3.0', '3.1', '3.2', '3.3']
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v3

.standard.yml

@@ -1 +1 @@
-ruby_version: 2.6
+ruby_version: 2.7

README.md

@@ -7,7 +7,7 @@
 [RQRCode](https://github.com/whomwah/rqrcode) is a library for creating and rendering QR codes into various formats. It has a simple interface with all the standard QR code options. It was adapted from the Javascript library by Kazuhiko Arase.
 
 * QR code is trademarked by Denso Wave inc
-* Minimum Ruby version is `>= 2.6`
+* Minimum Ruby version is `>= 2.7`
 * For `rqrcode` releases `< 2.0.0` please use [this README](https://github.com/whomwah/rqrcode/blob/v1.2.0/README.md)
 * For `rqrcode` releases `< 1.0.0` please use [this README](https://github.com/whomwah/rqrcode/blob/v0.9.0/README.md)
 

rqrcode.gemspec

@@ -29,7 +29,7 @@ Gem::Specification.new do |spec|
   spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.required_ruby_version = ">= 2.6"
+  spec.required_ruby_version = ">= 2.7"
   spec.add_dependency "rqrcode_core", "~> 1.0"
   spec.add_dependency "chunky_png", "~> 1.0"
   spec.add_development_dependency "bundler", "~> 2.0"