diff --git a/gio/Gio.metadata b/gio/Gio.metadata
index 4ee4d7b9b..dc518da4c 100644
--- a/gio/Gio.metadata
+++ b/gio/Gio.metadata
@@ -38,6 +38,10 @@
   <attr path="/api/namespace/enum[@cname='GSocketFamily']/member[@name='Unix']" name="value">1</attr>
   <attr path="/api/namespace/enum[@cname='GSocketFamily']/member[@name='Ipv4']" name="value">2</attr>
   <attr path="/api/namespace/enum[@cname='GSocketFamily']/member[@name='Ipv6']" name="value">10</attr>
+  <attr path="/api/namespace/enum[@cname='GSocketMsgFlags']/member[@name='None']" name="value">0</attr>
+  <attr path="/api/namespace/enum[@cname='GSocketMsgFlags']/member[@name='Oob']" name="value">1</attr>
+  <attr path="/api/namespace/enum[@cname='GSocketMsgFlags']/member[@name='Peek']" name="value">2</attr>
+  <attr path="/api/namespace/enum[@cname='GSocketMsgFlags']/member[@name='Dontroute']" name="value">4</attr>
   <attr path="/api/namespace/interface[@cname='GAction']/property[@cname='enabled']" name="hidden">1</attr>
   <attr path="/api/namespace/interface[@cname='GAction']/property[@cname='name']" name="hidden">1</attr>
   <attr path="/api/namespace/interface[@cname='GAction']/property[@cname='parameter-type']" name="hidden">1</attr>
@@ -159,7 +163,6 @@
   <move-node path="/api/namespace/class[@cname='GIo_']/method[@name='CancelAllJobs']">/api/namespace/struct[@cname='GIOSchedulerJob']</move-node>
   <move-node path="/api/namespace/class[@cname='GIo_']/method[@name='PushJob']">/api/namespace/struct[@cname='GIOSchedulerJob']</move-node>
   <remove-node path="/api/namespace/class[@cname='GDbus_']/method[@name='ErrorSetDbusErrorValist']" />
-  <remove-node path="/api/namespace/enum[@cname='GSocketMsgFlags']" />
   <remove-node path="/api/namespace/interface[@cname='GDesktopAppInfoLookup']" />
   <remove-node path="/api/namespace/interface[@cname='GTlsBackend']" />
 </metadata>
diff --git a/gio/gio.csproj b/gio/gio.csproj
index 201d5d010..e1f9531eb 100644
--- a/gio/gio.csproj
+++ b/gio/gio.csproj
@@ -366,6 +366,7 @@
     <Compile Include="generated\ContentType.cs" />
     <Compile Include="generated\IOError.cs" />
     <Compile Include="generated\SocketFamily.cs" />
+    <Compile Include="generated\SocketMsgFlags.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\glib\glib.csproj">