diff --git a/samples/server/petstore/cpp-qt-qhttpengine-server/server/src/handlers/OAIApiRouter.h b/samples/server/petstore/cpp-qt-qhttpengine-server/server/src/handlers/OAIApiRouter.h
index 5b8133a7b76..22854f6ccfd 100644
--- a/samples/server/petstore/cpp-qt-qhttpengine-server/server/src/handlers/OAIApiRouter.h
+++ b/samples/server/petstore/cpp-qt-qhttpengine-server/server/src/handlers/OAIApiRouter.h
@@ -46,7 +46,7 @@ protected:
         if (socket->bytesAvailable() >= socket->contentLength()) {
             emit requestReceived(socket);
         } else {
-            connect(socket, &Socket::readChannelFinished, [this, socket, m]() {
+            connect(socket, &QHttpEngine::Socket::readChannelFinished, [this, socket]() {
                 emit requestReceived(socket);
             });
         }
@@ -105,7 +105,7 @@ private :
     }
 
     inline QRegularExpressionMatch getRequestMatch(QString serverTemplatePath, QString requestPath){
-        QRegularExpression parExpr( R"(\{([^\/\\s]+)\})" );
+        QRegularExpression parExpr( R"(\{([^\/\s]+)\})" );
         serverTemplatePath.replace( parExpr, R"((?<\1>[^\/\s]+))" );
         serverTemplatePath.append("[\\/]?$");
         QRegularExpression pathExpr( serverTemplatePath );
@@ -117,4 +117,4 @@ private :
 
 }
 
-#endif // OAI_APIROUTER_H
\ No newline at end of file
+#endif // OAI_APIROUTER_H