diff --git a/src/network/access/qnetworkrequestfactory.cpp b/src/network/access/qnetworkrequestfactory.cpp
index 108ac85794..078074a4e5 100644
--- a/src/network/access/qnetworkrequestfactory.cpp
+++ b/src/network/access/qnetworkrequestfactory.cpp
@@ -27,6 +27,8 @@ Q_LOGGING_CATEGORY(lcQrequestfactory, "qt.network.access.request.factory")
     \brief Convenience class for grouping remote server endpoints that share
     common network request properties.
 
+    \preliminary
+
     REST servers often have endpoints that require the same headers and other data.
     Grouping such endpoints with a QNetworkRequestFactory makes it more
     convenient to issue requests to these endpoints; only the typically
diff --git a/src/network/access/qrestaccessmanager.cpp b/src/network/access/qrestaccessmanager.cpp
index 146d8b24b9..29e8158f08 100644
--- a/src/network/access/qrestaccessmanager.cpp
+++ b/src/network/access/qrestaccessmanager.cpp
@@ -35,6 +35,8 @@ Q_LOGGING_CATEGORY(lcQrest, "qt.network.access.rest")
     \inmodule QtNetwork
     \reentrant
 
+    \preliminary
+
     QRestAccessManager provides a networking API for typical REST client
     applications. It provides the means to issue HTTP requests such as GET
     and POST. The responses to these requests can be handled with traditional
diff --git a/src/network/access/qrestreply.cpp b/src/network/access/qrestreply.cpp
index c4f435d68e..0cea26868d 100644
--- a/src/network/access/qrestreply.cpp
+++ b/src/network/access/qrestreply.cpp
@@ -26,6 +26,8 @@ Q_DECLARE_LOGGING_CATEGORY(lcQrest)
     \ingroup network
     \inmodule QtNetwork
 
+    \preliminary
+
     QRestReply is a convenience class for typical RESTful client
     applications. It wraps the more detailed QNetworkReply and provides
     convenience methods for data and status handling.