diff --git a/CHANGELOG.md b/CHANGELOG.md
index fb23fcc9..9489006d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+# 2.3.5
+
+* Fixed Issue ([#263](https://github.com/epam-cross-platform-lab/swagger-dart-code-generator/issues/263))
+* Fixed generation of Enums, defined in /parameters/ and used in request parameters
+
+# 2.3.4+1
+
+* Fixed fromJson method for integer Enum fields in models
+
 # 2.3.4
 
 * Fixed Issue ([#268](https://github.com/epam-cross-platform-lab/swagger-dart-code-generator/issues/268))
diff --git a/lib/src/code_generators/swagger_enums_generator.dart b/lib/src/code_generators/swagger_enums_generator.dart
index b0888c71..77528212 100644
--- a/lib/src/code_generators/swagger_enums_generator.dart
+++ b/lib/src/code_generators/swagger_enums_generator.dart
@@ -148,15 +148,24 @@ $enumsFromRequestBodies
     final map = jsonDecode(swagger) as Map<String, dynamic>;
     final swaggerRoot = SwaggerRoot.fromJson(map);
 
+    final definedParameters = <String, SwaggerRequestParameter>{};
+    definedParameters.addAll(swaggerRoot.parameters);
+    definedParameters.addAll(swaggerRoot.components?.parameters ?? {});
+
     //Link defined parameters with requests
     swaggerRoot.paths.forEach((String path, SwaggerPath swaggerPath) {
       swaggerPath.requests
           .forEach((String requestType, SwaggerRequest swaggerRequest) {
-        swaggerRequest.parameters = swaggerRequest.parameters
-            .map((SwaggerRequestParameter parameter) =>
-                getOriginalOrOverriddenRequestParameter(parameter,
-                    swaggerRoot.components?.parameters.values.toList() ?? []))
-            .toList();
+        swaggerRequest.parameters =
+            swaggerRequest.parameters.map((SwaggerRequestParameter parameter) {
+          if (definedParameters
+              .containsKey(parameter.ref.getUnformattedRef())) {
+            return definedParameters[parameter.ref.getUnformattedRef()]!;
+          }
+
+          return getOriginalOrOverriddenRequestParameter(parameter,
+              swaggerRoot.components?.parameters.values.toList() ?? []);
+        }).toList();
       });
     });
 
diff --git a/lib/src/code_generators/swagger_models_generator.dart b/lib/src/code_generators/swagger_models_generator.dart
index f4bfe0d0..4a150974 100644
--- a/lib/src/code_generators/swagger_models_generator.dart
+++ b/lib/src/code_generators/swagger_models_generator.dart
@@ -297,7 +297,7 @@ abstract class SwaggerModelsGenerator {
 
     if (exceptionWords.contains(result.camelCase) ||
         kBasicTypes.contains(result.camelCase)) {
-      return '\$$parameterName';
+      return '\$$result';
     }
 
     if (result.isEmpty) {
@@ -963,17 +963,26 @@ String? ${neededName.camelCase}ToJson(enums.$neededName? ${neededName.camelCase}
   return enums.\$${neededName}Map[${neededName.camelCase}];
 }
 
-enums.$neededName ${neededName.camelCase}FromJson(String? ${neededName.camelCase}) {
+enums.$neededName ${neededName.camelCase}FromJson(Object? ${neededName.camelCase}) {
 
-  if(${neededName.camelCase} == null)
+if(${neededName.camelCase} is int)
   {
-    return enums.$neededName.swaggerGeneratedUnknown;
+    return enums.\$${neededName}Map.entries
+      .firstWhere((element) => element.value$toLowerCaseString == ${neededName.camelCase}.toString(),
+      orElse: () => const MapEntry(enums.$neededName.swaggerGeneratedUnknown, ''))
+      .key;
   }
 
-  return enums.\$${neededName}Map.entries
+if(${neededName.camelCase} is String)
+  {
+ return enums.\$${neededName}Map.entries
       .firstWhere((element) => element.value$toLowerCaseString == ${neededName.camelCase}$toLowerCaseString,
       orElse: () => const MapEntry(enums.$neededName.swaggerGeneratedUnknown, ''))
       .key;
+
+      }
+  
+    return enums.$neededName.swaggerGeneratedUnknown;
 }
 
 List<String> ${neededName.camelCase}ListToJson(
diff --git a/lib/src/code_generators/swagger_requests_generator.dart b/lib/src/code_generators/swagger_requests_generator.dart
index a1842daf..fbd42684 100644
--- a/lib/src/code_generators/swagger_requests_generator.dart
+++ b/lib/src/code_generators/swagger_requests_generator.dart
@@ -75,22 +75,18 @@ class SwaggerRequestsGenerator {
         ..returns = Reference(className)
         ..name = 'create'
         ..static = true
-        ..optionalParameters.add(
-          Parameter(
-            (p) => p
-              ..named = true
-              ..type = Reference('ChopperClient?')
-              ..name = 'client',
-          )
-        )
-        ..optionalParameters.add(
-          Parameter(
-                (p) => p
-              ..named = true
-              ..type = Reference('String?')
-              ..name = 'baseUrl',
-          )
-        )
+        ..optionalParameters.add(Parameter(
+          (p) => p
+            ..named = true
+            ..type = Reference('ChopperClient?')
+            ..name = 'client',
+        ))
+        ..optionalParameters.add(Parameter(
+          (p) => p
+            ..named = true
+            ..type = Reference('String?')
+            ..name = 'baseUrl',
+        ))
         ..body = Code(body),
     );
   }
@@ -364,7 +360,7 @@ class SwaggerRequestsGenerator {
         .join();
 
     final result =
-        '$pathString${requestType.pascalCase}${SwaggerModelsGenerator.getValidatedClassName(parameterName)}';
+        '${SwaggerModelsGenerator.getValidatedClassName(pathString)}${requestType.pascalCase}${SwaggerModelsGenerator.getValidatedClassName(parameterName)}';
 
     return result.asEnum();
   }
diff --git a/pubspec.yaml b/pubspec.yaml
index d8099849..58bd6cde 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: swagger_dart_code_generator
 
-version: 2.3.4
+version: 2.3.5
 
 homepage: https://github.com/epam-cross-platform-lab/swagger-dart-code-generator
 repository: https://github.com/epam-cross-platform-lab/swagger-dart-code-generator
diff --git a/test/generator_tests/models_generator_test.dart b/test/generator_tests/models_generator_test.dart
index ed0387d3..7617d4b0 100644
--- a/test/generator_tests/models_generator_test.dart
+++ b/test/generator_tests/models_generator_test.dart
@@ -519,8 +519,8 @@ void main() {
       };
 
       const className = 'Animals';
-      const jsonKeyExpectedResult = "\t@JsonKey(name: '\$with')\n";
-      const fieldExpectedResult = 'final Pet? \$with';
+      const jsonKeyExpectedResult = "\t@JsonKey(name: '\$With')\n";
+      const fieldExpectedResult = 'final Pet? \$With';
       final result = generator.generatePropertiesContent(
           carsService,
           map,