diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppQt5ClientCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppQt5ClientCodegen.java
index 73897d8cf74..29beb10a50c 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppQt5ClientCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppQt5ClientCodegen.java
@@ -103,6 +103,8 @@ public class CppQt5ClientCodegen extends CppQt5AbstractCodegen implements Codege
             supportingFiles.add(new SupportingFile("helpers-body.mustache", sourceFolder, modelNamePrefix + "Helpers.cpp"));
             supportingFiles.add(new SupportingFile("HttpRequest.h.mustache", sourceFolder, modelNamePrefix + "HttpRequest.h"));
             supportingFiles.add(new SupportingFile("HttpRequest.cpp.mustache", sourceFolder, modelNamePrefix + "HttpRequest.cpp"));
+            supportingFiles.add(new SupportingFile("HttpFileElement.h.mustache", sourceFolder, modelNamePrefix + "HttpFileElement.h"));
+            supportingFiles.add(new SupportingFile("HttpFileElement.cpp.mustache", sourceFolder, modelNamePrefix + "HttpFileElement.cpp"));           
             supportingFiles.add(new SupportingFile("object.mustache", sourceFolder, modelNamePrefix + "Object.h"));
             supportingFiles.add(new SupportingFile("enum.mustache", sourceFolder, modelNamePrefix + "Enum.h"));
 
diff --git a/modules/openapi-generator/src/main/resources/cpp-qt5-client/helpers-body.mustache b/modules/openapi-generator/src/main/resources/cpp-qt5-client/helpers-body.mustache
index 9b97b53e52c..b6a8ee4b2dc 100644
--- a/modules/openapi-generator/src/main/resources/cpp-qt5-client/helpers-body.mustache
+++ b/modules/openapi-generator/src/main/resources/cpp-qt5-client/helpers-body.mustache
@@ -228,7 +228,7 @@ fromStringValue(const QString &inStr, {{prefix}}Enum &value){
 }
 
 bool
-fromStringValue(const QString &inStr, OAIHttpFileElement &value){
+fromStringValue(const QString &inStr, {{prefix}}HttpFileElement &value){
     return value.fromStringValue(inStr);
 }
 
diff --git a/modules/openapi-generator/src/main/resources/cpp-qt5-qhttpengine-server/helpers-body.mustache b/modules/openapi-generator/src/main/resources/cpp-qt5-qhttpengine-server/helpers-body.mustache
index 9b97b53e52c..b6a8ee4b2dc 100644
--- a/modules/openapi-generator/src/main/resources/cpp-qt5-qhttpengine-server/helpers-body.mustache
+++ b/modules/openapi-generator/src/main/resources/cpp-qt5-qhttpengine-server/helpers-body.mustache
@@ -228,7 +228,7 @@ fromStringValue(const QString &inStr, {{prefix}}Enum &value){
 }
 
 bool
-fromStringValue(const QString &inStr, OAIHttpFileElement &value){
+fromStringValue(const QString &inStr, {{prefix}}HttpFileElement &value){
     return value.fromStringValue(inStr);
 }
 
diff --git a/samples/client/petstore/cpp-qt5/.openapi-generator/VERSION b/samples/client/petstore/cpp-qt5/.openapi-generator/VERSION
index d1a8f58b388..c3a2c7076fa 100644
--- a/samples/client/petstore/cpp-qt5/.openapi-generator/VERSION
+++ b/samples/client/petstore/cpp-qt5/.openapi-generator/VERSION
@@ -1 +1 @@
-4.1.2-SNAPSHOT
\ No newline at end of file
+4.2.0-SNAPSHOT
\ No newline at end of file