diff --git a/modules/swagger-codegen/src/main/resources/swift/api.mustache b/modules/swagger-codegen/src/main/resources/swift/api.mustache
index 9801182e082..c2c09345bcc 100644
--- a/modules/swagger-codegen/src/main/resources/swift/api.mustache
+++ b/modules/swagger-codegen/src/main/resources/swift/api.mustache
@@ -16,6 +16,18 @@ extension {{projectName}}API {
 /** {{description}} */{{/description}}
 public class {{classname}}: APIBase {
 {{#operation}}
+    {{#allParams}}
+    {{#isEnum}}
+    /**
+
+    enum for parameter {{paramName}}
+    */
+    public enum {{{datatypeWithEnum}}}_{{operationId}}: String { {{#allowableValues}}{{#values}}
+        case {{enum}} = "{{raw}}"{{/values}}{{/allowableValues}}
+    }
+
+    {{/isEnum}}
+    {{/allParams}}
     /**
      {{#summary}}
      {{{summary}}}
@@ -23,7 +35,7 @@ public class {{classname}}: APIBase {
      - parameter {{paramName}}: ({{#isFormParam}}form{{/isFormParam}}{{#isQueryParam}}query{{/isQueryParam}}{{#isPathParam}}path{{/isPathParam}}{{#isHeaderParam}}header{{/isHeaderParam}}{{#isBodyParam}}body{{/isBodyParam}}) {{description}} {{^required}}(optional{{#defaultValue}}, default to {{{.}}}{{/defaultValue}}){{/required}}{{/allParams}}
      - parameter completion: completion handler to receive the data and the error objects
      */
-    public class func {{operationId}}({{#allParams}}{{^secondaryParam}}{{paramName}} {{/secondaryParam}}{{paramName}}: {{{dataType}}}{{^required}}? = nil{{/required}}{{#hasMore}}, {{/hasMore}}{{/allParams}}{{#hasParams}}, {{/hasParams}}completion: (({{#returnType}}data: {{{returnType}}}?, {{/returnType}}error: ErrorType?) -> Void)) {
+    public class func {{operationId}}({{#allParams}}{{^secondaryParam}}{{paramName}} {{/secondaryParam}}{{paramName}}: {{#isEnum}}{{{datatypeWithEnum}}}_{{operationId}}{{/isEnum}}{{^isEnum}}{{{dataType}}}{{/isEnum}}{{^required}}? = nil{{/required}}{{#hasMore}}, {{/hasMore}}{{/allParams}}{{#hasParams}}, {{/hasParams}}completion: (({{#returnType}}data: {{{returnType}}}?, {{/returnType}}error: ErrorType?) -> Void)) {
         {{operationId}}WithRequestBuilder({{#allParams}}{{paramName}}: {{paramName}}{{#hasMore}}, {{/hasMore}}{{/allParams}}).execute { (response, error) -> Void in
             completion({{#returnType}}data: response?.body, {{/returnType}}error: error);
         }
@@ -37,7 +49,7 @@ public class {{classname}}: APIBase {
      - parameter {{paramName}}: ({{#isFormParam}}form{{/isFormParam}}{{#isQueryParam}}query{{/isQueryParam}}{{#isPathParam}}path{{/isPathParam}}{{#isHeaderParam}}header{{/isHeaderParam}}{{#isBodyParam}}body{{/isBodyParam}}) {{description}} {{^required}}(optional{{#defaultValue}}, default to {{{.}}}{{/defaultValue}}){{/required}}{{/allParams}}
      - returns: Promise<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}>
      */
-    public class func {{operationId}}({{#allParams}}{{^secondaryParam}}{{paramName}} {{/secondaryParam}}{{paramName}}: {{{dataType}}}{{^required}}? = nil{{/required}}{{#hasMore}}, {{/hasMore}}{{/allParams}}) -> Promise<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}> {
+    public class func {{operationId}}({{#allParams}}{{^secondaryParam}}{{paramName}} {{/secondaryParam}}{{paramName}}: {{#isEnum}}{{{datatypeWithEnum}}}_{{operationId}}{{/isEnum}}{{^isEnum}}{{{dataType}}}{{/isEnum}}{{^required}}? = nil{{/required}}{{#hasMore}}, {{/hasMore}}{{/allParams}}) -> Promise<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}> {
         let deferred = Promise<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}>.pendingPromise()
         {{operationId}}({{#allParams}}{{paramName}}: {{paramName}}{{#hasMore}}, {{/hasMore}}{{/allParams}}) { {{#returnType}}data, {{/returnType}}error in
             if let error = error {
@@ -69,16 +81,16 @@ public class {{classname}}: APIBase {
 
      - returns: RequestBuilder<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}> {{description}}
      */
-    public class func {{operationId}}WithRequestBuilder({{#allParams}}{{^secondaryParam}}{{paramName}} {{/secondaryParam}}{{paramName}}: {{{dataType}}}{{^required}}? = nil{{/required}}{{#hasMore}}, {{/hasMore}}{{/allParams}}) -> RequestBuilder<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}> {
+    public class func {{operationId}}WithRequestBuilder({{#allParams}}{{^secondaryParam}}{{paramName}} {{/secondaryParam}}{{paramName}}: {{#isEnum}}{{{datatypeWithEnum}}}_{{operationId}}{{/isEnum}}{{^isEnum}}{{{dataType}}}{{/isEnum}}{{^required}}? = nil{{/required}}{{#hasMore}}, {{/hasMore}}{{/allParams}}) -> RequestBuilder<{{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}Void{{/returnType}}> {
         {{^pathParams}}let{{/pathParams}}{{#pathParams}}{{^secondaryParam}}var{{/secondaryParam}}{{/pathParams}} path = "{{path}}"{{#pathParams}}
-        path = path.stringByReplacingOccurrencesOfString("{{=<% %>=}}{<%paramName%>}<%={{ }}=%>", withString: "\({{paramName}})", options: .LiteralSearch, range: nil){{/pathParams}}
+        path = path.stringByReplacingOccurrencesOfString("{{=<% %>=}}{<%paramName%>}<%={{ }}=%>", withString: "\({{paramName}}{{#isEnum}}.rawValue{{/isEnum}})", options: .LiteralSearch, range: nil){{/pathParams}}
         let URLString = {{projectName}}API.basePath + path
         {{#bodyParam}}
         let parameters = {{paramName}}{{^required}}?{{/required}}.encodeToJSON() as? [String:AnyObject]{{/bodyParam}}{{^bodyParam}}
         let nillableParameters: [String:AnyObject?] = {{^queryParams}}{{^formParams}}[:]{{/formParams}}{{#formParams}}{{^secondaryParam}}[{{/secondaryParam}}
             "{{baseName}}": {{paramName}}{{#isInteger}}{{^required}}?{{/required}}.encodeToJSON(){{/isInteger}}{{#isLong}}{{^required}}?{{/required}}.encodeToJSON(){{/isLong}}{{#hasMore}},{{/hasMore}}{{^hasMore}}
         ]{{/hasMore}}{{/formParams}}{{/queryParams}}{{#queryParams}}{{^secondaryParam}}[{{/secondaryParam}}
-            "{{baseName}}": {{paramName}}{{#isInteger}}{{^required}}?{{/required}}.encodeToJSON(){{/isInteger}}{{#isLong}}{{^required}}?{{/required}}.encodeToJSON(){{/isLong}}{{#hasMore}},{{/hasMore}}{{^hasMore}}
+            "{{baseName}}": {{paramName}}{{#isInteger}}{{^required}}?{{/required}}.encodeToJSON(){{/isInteger}}{{#isLong}}{{^required}}?{{/required}}.encodeToJSON(){{/isLong}}{{#isEnum}}{{^required}}?{{/required}}.rawValue{{/isEnum}}{{#hasMore}},{{/hasMore}}{{^hasMore}}
         ]{{/hasMore}}{{/queryParams}}
         let parameters = APIHelper.rejectNil(nillableParameters){{/bodyParam}}