diff --git a/modules/openapi-generator/src/main/resources/ruby-client/README.mustache b/modules/openapi-generator/src/main/resources/ruby-client/README.mustache
index 00f50d813403..182bb34f4f50 100644
--- a/modules/openapi-generator/src/main/resources/ruby-client/README.mustache
+++ b/modules/openapi-generator/src/main/resources/ruby-client/README.mustache
@@ -65,10 +65,12 @@ Please follow the [installation](#installation) procedure and then run the follo
 require '{{{gemName}}}'
 {{#apiInfo}}{{#apis}}{{#-first}}{{#operations}}{{#operation}}{{#-first}}{{#hasAuthMethods}}
 # Setup authorization
-{{{moduleName}}}.configure do |config|{{#authMethods}}{{#isBasic}}
+{{{moduleName}}}.configure do |config|{{#authMethods}}{{#isBasic}}{{^isBasicBearer}}
   # Configure HTTP basic authorization: {{{name}}}
-  config.username = 'YOUR USERNAME'
-  config.password = 'YOUR PASSWORD'{{/isBasic}}{{#isApiKey}}
+  config.username = 'YOUR_USERNAME'
+  config.password = 'YOUR_PASSWORD'{{/isBasicBearer}}{{#isBasicBearer}}
+  # Configure Bearer authorization{{#bearerFormat}} ({{{.}}}){{/bearerFormat}}: {{{name}}}
+  config.access_token = 'YOUR_BEARER_TOKEN'{{/isBasicBearer}}{{/isBasic}}{{#isApiKey}}
   # Configure API key authorization: {{{name}}}
   config.api_key['{{{keyParamName}}}'] = 'YOUR API KEY'
   # Uncomment the following line to set a prefix for the API key, e.g. 'Bearer' (defaults to nil)
@@ -128,7 +130,10 @@ Class | Method | HTTP request | Description
 - **API key parameter name**: {{keyParamName}}
 - **Location**: {{#isKeyInQuery}}URL query string{{/isKeyInQuery}}{{#isKeyInHeader}}HTTP header{{/isKeyInHeader}}
 {{/isApiKey}}
-{{#isBasic}}- **Type**: HTTP basic authentication
+{{#isBasic}}
+{{^isBasicBearer}}- **Type**: HTTP basic authentication
+{{/isBasicBearer}}{{#isBasicBearer}}- **Type**: Bearer authentication{{#bearerFormat}} ({{{.}}}){{/bearerFormat}}
+{{/isBasicBearer}}
 {{/isBasic}}
 {{#isOAuth}}
 
diff --git a/modules/openapi-generator/src/main/resources/ruby-client/api_doc.mustache b/modules/openapi-generator/src/main/resources/ruby-client/api_doc.mustache
index 960c0552dcf8..dc163725e163 100644
--- a/modules/openapi-generator/src/main/resources/ruby-client/api_doc.mustache
+++ b/modules/openapi-generator/src/main/resources/ruby-client/api_doc.mustache
@@ -27,10 +27,12 @@ Method | HTTP request | Description
 require '{{{gemName}}}'
 {{#hasAuthMethods}}
 # setup authorization
-{{{moduleName}}}.configure do |config|{{#authMethods}}{{#isBasic}}
+{{{moduleName}}}.configure do |config|{{#authMethods}}{{#isBasic}}{{^isBasicBearer}}
   # Configure HTTP basic authorization: {{{name}}}
   config.username = 'YOUR USERNAME'
-  config.password = 'YOUR PASSWORD'{{/isBasic}}{{#isApiKey}}
+  config.password = 'YOUR PASSWORD'{{/isBasicBearer}}{{#isBasicBearer}}
+  # Configure Bearer authorization{{#bearerFormat}} ({{{.}}}){{/bearerFormat}}: {{{name}}}
+  config.access_token = 'YOUR_BEARER_TOKEN'{{/isBasicBearer}}{{/isBasic}}{{#isApiKey}}
   # Configure API key authorization: {{{name}}}
   config.api_key['{{{keyParamName}}}'] = 'YOUR API KEY'
   # Uncomment the following line to set a prefix for the API key, e.g. 'Bearer' (defaults to nil)
diff --git a/modules/openapi-generator/src/main/resources/ruby-client/configuration.mustache b/modules/openapi-generator/src/main/resources/ruby-client/configuration.mustache
index d0d190ff2f5b..2f43306a3b9f 100644
--- a/modules/openapi-generator/src/main/resources/ruby-client/configuration.mustache
+++ b/modules/openapi-generator/src/main/resources/ruby-client/configuration.mustache
@@ -199,6 +199,7 @@ module {{moduleName}}
           },
 {{/isApiKey}}
 {{#isBasic}}
+{{^isBasicBearer}}
         '{{name}}' =>
           {
             type: 'basic',
@@ -206,6 +207,19 @@ module {{moduleName}}
             key: 'Authorization',
             value: basic_auth_token
           },
+{{/isBasicBearer}}
+{{#isBasicBearer}}
+        '{{name}}' =>
+          {
+            type: 'bearer',
+            in: 'header',
+            {{#bearerFormat}}
+            format: '{{{.}}}',
+            {{/bearerFormat}}
+            key: 'Authorization',
+            value: "Bearer #{access_token}"
+          },
+{{/isBasicBearer}}
 {{/isBasic}}
 {{#isOAuth}}
         '{{name}}' =>
diff --git a/samples/openapi3/client/petstore/ruby/README.md b/samples/openapi3/client/petstore/ruby/README.md
index 80fd4176e9a9..6fb930ed9a88 100644
--- a/samples/openapi3/client/petstore/ruby/README.md
+++ b/samples/openapi3/client/petstore/ruby/README.md
@@ -180,7 +180,7 @@ Class | Method | HTTP request | Description
 
 ### bearer_test
 
-- **Type**: HTTP basic authentication
+- **Type**: Bearer authentication (JWT)
 
 ### http_basic_test
 
diff --git a/samples/openapi3/client/petstore/ruby/docs/FakeApi.md b/samples/openapi3/client/petstore/ruby/docs/FakeApi.md
index b1168cc938c3..ab79170143b9 100644
--- a/samples/openapi3/client/petstore/ruby/docs/FakeApi.md
+++ b/samples/openapi3/client/petstore/ruby/docs/FakeApi.md
@@ -547,9 +547,8 @@ Fake endpoint to test group parameters (optional)
 require 'petstore'
 # setup authorization
 Petstore.configure do |config|
-  # Configure HTTP basic authorization: bearer_test
-  config.username = 'YOUR USERNAME'
-  config.password = 'YOUR PASSWORD'
+  # Configure Bearer authorization (JWT): bearer_test
+  config.access_token = 'YOUR_BEARER_TOKEN'
 end
 
 api_instance = Petstore::FakeApi.new
diff --git a/samples/openapi3/client/petstore/ruby/lib/petstore/configuration.rb b/samples/openapi3/client/petstore/ruby/lib/petstore/configuration.rb
index fe5524905c79..6bf61b7e7fc3 100644
--- a/samples/openapi3/client/petstore/ruby/lib/petstore/configuration.rb
+++ b/samples/openapi3/client/petstore/ruby/lib/petstore/configuration.rb
@@ -212,10 +212,11 @@ def auth_settings
           },
         'bearer_test' =>
           {
-            type: 'basic',
+            type: 'bearer',
             in: 'header',
+            format: 'JWT',
             key: 'Authorization',
-            value: basic_auth_token
+            value: "Bearer #{access_token}"
           },
         'http_basic_test' =>
           {