diff --git a/modules/openapi-generator/src/main/resources/r/model_doc.mustache b/modules/openapi-generator/src/main/resources/r/model_doc.mustache
index e24917d02d7..e4b193b58ce 100644
--- a/modules/openapi-generator/src/main/resources/r/model_doc.mustache
+++ b/modules/openapi-generator/src/main/resources/r/model_doc.mustache
@@ -1,5 +1,7 @@
 {{#models}}{{#model}}# {{packageName}}::{{classname}}
 
+{{#description}}{{description}}
+{{/description}}
 ## Properties
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
diff --git a/samples/client/petstore/R/docs/Category.md b/samples/client/petstore/R/docs/Category.md
index 700ed1c4c08..93c2a721137 100644
--- a/samples/client/petstore/R/docs/Category.md
+++ b/samples/client/petstore/R/docs/Category.md
@@ -1,5 +1,6 @@
 # petstore::Category
 
+A category for a pet
 ## Properties
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
diff --git a/samples/client/petstore/R/docs/ModelApiResponse.md b/samples/client/petstore/R/docs/ModelApiResponse.md
index d6ccac8474f..4b53ceb4137 100644
--- a/samples/client/petstore/R/docs/ModelApiResponse.md
+++ b/samples/client/petstore/R/docs/ModelApiResponse.md
@@ -1,5 +1,6 @@
 # petstore::ModelApiResponse
 
+Describes the result of uploading an image resource
 ## Properties
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
diff --git a/samples/client/petstore/R/docs/Order.md b/samples/client/petstore/R/docs/Order.md
index a72ecf21ee8..76398d1ef10 100644
--- a/samples/client/petstore/R/docs/Order.md
+++ b/samples/client/petstore/R/docs/Order.md
@@ -1,5 +1,6 @@
 # petstore::Order
 
+An order for a pets from the pet store
 ## Properties
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
diff --git a/samples/client/petstore/R/docs/Pet.md b/samples/client/petstore/R/docs/Pet.md
index f5a9c0dd611..92ed51c801f 100644
--- a/samples/client/petstore/R/docs/Pet.md
+++ b/samples/client/petstore/R/docs/Pet.md
@@ -1,5 +1,6 @@
 # petstore::Pet
 
+A pet for sale in the pet store
 ## Properties
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
diff --git a/samples/client/petstore/R/docs/Tag.md b/samples/client/petstore/R/docs/Tag.md
index 1a5a1e82c95..595279123e1 100644
--- a/samples/client/petstore/R/docs/Tag.md
+++ b/samples/client/petstore/R/docs/Tag.md
@@ -1,5 +1,6 @@
 # petstore::Tag
 
+A tag for a pet
 ## Properties
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
diff --git a/samples/client/petstore/R/docs/User.md b/samples/client/petstore/R/docs/User.md
index 072efdfc2ac..8d04bdd9d34 100644
--- a/samples/client/petstore/R/docs/User.md
+++ b/samples/client/petstore/R/docs/User.md
@@ -1,5 +1,6 @@
 # petstore::User
 
+A User who is purchasing from the pet store
 ## Properties
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------