diff --git a/modules/swagger-codegen/src/main/resources/qt5cpp/api-header.mustache b/modules/swagger-codegen/src/main/resources/qt5cpp/api-header.mustache
index 364dc9b8e47..4260ba6ff86 100644
--- a/modules/swagger-codegen/src/main/resources/qt5cpp/api-header.mustache
+++ b/modules/swagger-codegen/src/main/resources/qt5cpp/api-header.mustache
@@ -21,7 +21,7 @@ public:
     QString host;
     QString basePath;
 
-    {{#operations}}{{#operation}}void {{nickname}}({{#allParams}}{{dataType}} {{paramName}}{{#hasMore}}, {{/hasMore}}{{/allParams}});
+    {{#operations}}{{#operation}}void {{nickname}}({{#allParams}}{{{dataType}}} {{paramName}}{{#hasMore}}, {{/hasMore}}{{/allParams}});
     {{/operation}}{{/operations}}
 private:
     {{#operations}}{{#operation}}void {{nickname}}Callback (HttpRequestWorker * worker);
diff --git a/samples/client/petstore/qt5cpp/client/SWGPetApi.h b/samples/client/petstore/qt5cpp/client/SWGPetApi.h
index 41aac089a4f..1067265656b 100644
--- a/samples/client/petstore/qt5cpp/client/SWGPetApi.h
+++ b/samples/client/petstore/qt5cpp/client/SWGPetApi.h
@@ -24,8 +24,8 @@ public:
 
     void updatePet(SWGPet body);
     void addPet(SWGPet body);
-    void findPetsByStatus(QList<QString*>* status);
-    void findPetsByTags(QList<QString*>* tags);
+    void findPetsByStatus(QList<QString*>* status);
+    void findPetsByTags(QList<QString*>* tags);
     void getPetById(qint64 petId);
     void updatePetWithForm(QString* petId, QString* name, QString* status);
     void deletePet(QString* api_key, qint64 petId);
diff --git a/samples/client/petstore/qt5cpp/client/SWGUserApi.h b/samples/client/petstore/qt5cpp/client/SWGUserApi.h
index cc6ed57bf34..2e3e119dc78 100644
--- a/samples/client/petstore/qt5cpp/client/SWGUserApi.h
+++ b/samples/client/petstore/qt5cpp/client/SWGUserApi.h
@@ -23,8 +23,8 @@ public:
     QString basePath;
 
     void createUser(SWGUser body);
-    void createUsersWithArrayInput(QList&lt;SWGUser*&gt;* body);
-    void createUsersWithListInput(QList&lt;SWGUser*&gt;* body);
+    void createUsersWithArrayInput(QList<SWGUser*>* body);
+    void createUsersWithListInput(QList<SWGUser*>* body);
     void loginUser(QString* username, QString* password);
     void logoutUser();
     void getUserByName(QString* username);