diff --git a/rswag-api/rswag-api.gemspec b/rswag-api/rswag-api.gemspec
index e19a24a..850be0f 100644
--- a/rswag-api/rswag-api.gemspec
+++ b/rswag-api/rswag-api.gemspec
@@ -9,8 +9,8 @@ Gem::Specification.new do |s|
   s.authors     = ['Richie Morris', 'Greg Myers', 'Jay Danielian']
   s.email       = ['domaindrivendev@gmail.com']
   s.homepage    = 'https://github.com/rswag/rswag'
-  s.summary     = 'A Rails Engine that exposes Swagger files as JSON endpoints'
-  s.description = 'Open up your API to the phenomenal Swagger ecosystem by exposing Swagger files, that describe your service, as JSON endpoints'
+  s.summary     = 'A Rails Engine that exposes OpenAPI (formerly called Swagger) files as JSON endpoints'
+  s.description = 'Open up your API to the phenomenal OpenAPI ecosystem by exposing OpenAPI files, that describe your service, as JSON endpoints. More about the OpenAPI initiative here: http://spec.openapis.org/'
   s.license     = 'MIT'
 
   s.files = Dir['{lib}/**/*'] + ['MIT-LICENSE', 'Rakefile']
diff --git a/rswag-specs/rswag-specs.gemspec b/rswag-specs/rswag-specs.gemspec
index 0f7dbc6..44f644b 100644
--- a/rswag-specs/rswag-specs.gemspec
+++ b/rswag-specs/rswag-specs.gemspec
@@ -9,8 +9,8 @@ Gem::Specification.new do |s|
   s.authors     = ['Richie Morris', 'Greg Myers', 'Jay Danielian']
   s.email       = ['domaindrivendev@gmail.com']
   s.homepage    = 'https://github.com/rswag/rswag'
-  s.summary     = 'A Swagger-based DSL for rspec-rails & accompanying rake task for generating Swagger files'
-  s.description = 'Simplify API integration testing with a succinct rspec DSL and generate Swagger files directly from your rspecs'
+  s.summary     = 'An OpenAPI-based (formerly called Swagger) DSL for rspec-rails & accompanying rake task for generating OpenAPI specification files'
+  s.description = 'Simplify API integration testing with a succinct rspec DSL and generate OpenAPI specification files directly from your rspecs. More about the OpenAPI initiative here: http://spec.openapis.org/'
   s.license     = 'MIT'
 
   s.files = Dir['{lib}/**/*'] + ['MIT-LICENSE', 'Rakefile']
diff --git a/rswag-ui/rswag-ui.gemspec b/rswag-ui/rswag-ui.gemspec
index 97cf681..8643672 100644
--- a/rswag-ui/rswag-ui.gemspec
+++ b/rswag-ui/rswag-ui.gemspec
@@ -9,8 +9,8 @@ Gem::Specification.new do |s|
   s.authors     = ['Richie Morris', 'Greg Myers', 'Jay Danielian']
   s.email       = ['domaindrivendev@gmail.com']
   s.homepage    = 'https://github.com/rswag/rswag'
-  s.summary     = 'A Rails Engine that includes swagger-ui and powers it from configured Swagger endpoints'
-  s.description = 'Expose beautiful API documentation, powered by Swagger JSON endpoints, including a UI to explore and test operations'
+  s.summary     = 'A Rails Engine that includes swagger-ui and powers it from configured OpenAPI (formerly named Swagger) endpoints'
+  s.description = 'Expose beautiful API documentation, powered by Swagger JSON endpoints, including a UI to explore and test operations. More about the OpenAPI initiative here: http://spec.openapis.org/'
   s.license     = 'MIT'
 
   s.files = Dir.glob('{lib,node_modules}/**/*') + ['MIT-LICENSE', 'Rakefile' ]
diff --git a/rswag/rswag.gemspec b/rswag/rswag.gemspec
index edf341f..8a69f55 100644
--- a/rswag/rswag.gemspec
+++ b/rswag/rswag.gemspec
@@ -9,8 +9,8 @@ Gem::Specification.new do |s|
   s.authors     = ['Richie Morris', 'Greg Myers', 'Jay Danielian']
   s.email       = ['domaindrivendev@gmail.com']
   s.homepage    = 'https://github.com/rswag/rswag'
-  s.summary     = 'Swagger tooling for Rails APIs'
-  s.description = 'Generate beautiful API documentation, including a UI to explore and test operations, directly from your rspec integration tests'
+  s.summary     = 'OpenAPI (formerly named Swagger) tooling for Rails APIs'
+  s.description = 'Generate beautiful API documentation, including a UI to explore and test operations, directly from your rspec integration tests. OpenAPI 2 and 3 supported. More about the OpenAPI initiative here: http://spec.openapis.org/'
   s.license     = 'MIT'
 
   s.files = Dir['{lib}/**/*'] + [ 'MIT-LICENSE' ]