diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 664cb55..dffbc8d 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -1,5 +1,10 @@
 name: CI
-on: [push]
+on:
+  push:
+    branches:
+      - main
+
+  pull_request:
 
 concurrency:
   group: branch-${{ github.ref }}
@@ -8,6 +13,14 @@ concurrency:
 jobs:
   rspec:
     runs-on: ubuntu-latest
+    name: Ruby ${{ matrix.ruby }}
+    strategy:
+      matrix:
+        ruby:
+          - "2.7.7"
+          - "3.0.5"
+          - "3.1.3"
+          - "3.2.1"
     services:
       postgres:
         image: postgres:9.6.2-alpine
@@ -26,7 +39,7 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.1.3"
+          ruby-version: ${{ matrix.ruby }}
           bundler: default
           bundler-cache: true
 
diff --git a/.github/workflows/smoke-tests-13-6.yaml b/.github/workflows/smoke-tests-13-6.yaml
index 47e32d7..34e8f70 100644
--- a/.github/workflows/smoke-tests-13-6.yaml
+++ b/.github/workflows/smoke-tests-13-6.yaml
@@ -8,6 +8,14 @@ concurrency:
 jobs:
   pgbench-rspec:
     runs-on: ubuntu-latest
+    name: Ruby ${{ matrix.ruby }}
+    strategy:
+      matrix:
+        ruby:
+          - "2.7.7"
+          - "3.0.5"
+          - "3.1.3"
+          - "3.2.1"
     services:
       postgres:
         image: postgres:13.6-alpine
@@ -27,7 +35,7 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.0"
+          ruby-version: ${{ matrix.ruby }}
           bundler: default
           bundler-cache: true
 
diff --git a/.github/workflows/smoke-tests-9-6.yaml b/.github/workflows/smoke-tests-9-6.yaml
index 575eb6a..c2bd709 100644
--- a/.github/workflows/smoke-tests-9-6.yaml
+++ b/.github/workflows/smoke-tests-9-6.yaml
@@ -8,6 +8,14 @@ concurrency:
 jobs:
   pgbench-rspec:
     runs-on: ubuntu-latest
+    name: Ruby ${{ matrix.ruby }}
+    strategy:
+      matrix:
+        ruby:
+          - "2.7.7"
+          - "3.0.5"
+          - "3.1.3"
+          - "3.2.1"
     services:
       postgres:
         image: postgres:9.6.2-alpine
@@ -26,7 +34,7 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.0"
+          ruby-version: ${{ matrix.ruby }}
           bundler: default
           bundler-cache: true
 
diff --git a/pg_online_schema_change.gemspec b/pg_online_schema_change.gemspec
index 9180cdc..df70afe 100644
--- a/pg_online_schema_change.gemspec
+++ b/pg_online_schema_change.gemspec
@@ -13,7 +13,7 @@ Gem::Specification.new do |spec|
   spec.summary = spec.description
   spec.homepage = "https://github.com/shayonj/pg-osc"
   spec.license = "MIT"
-  spec.required_ruby_version = ">= 2.6.0"
+  spec.required_ruby_version = ">= 2.7.0"
 
   spec.metadata["homepage_uri"] = spec.homepage
   spec.metadata["source_code_uri"] = spec.homepage