diff --git a/Source/Libs/WebkitGtkSharp/WebkitGtkSharp-symbols.xml b/Source/Libs/WebkitGtkSharp/WebkitGtkSharp-symbols.xml
index 1aa7f0b4f..8a5341672 100644
--- a/Source/Libs/WebkitGtkSharp/WebkitGtkSharp-symbols.xml
+++ b/Source/Libs/WebkitGtkSharp/WebkitGtkSharp-symbols.xml
@@ -9,9 +9,9 @@
     <symbol type="alias" cname="GLib.Error" name="GError"/>
     <symbol type="alias" cname="GLib.Bytes" name="GBytes"/>
     <symbol type="alias" cname="GLib.DestroyNotify" name="GDestroyNotify"/>
-    <symbol type="alias" cname="GLib.DateTime" name="gdatetime"/>
+    <symbol type="alias" cname="GLib.DateTime" name="GDateTime"/>
     <symbol type="alias" cname="GLib.TimeSpan" name="gtimespan"/>
-    <symbol type="alias" cname="GLib.Quark" name="gquark"/>
+    <symbol type="alias" cname="GLib.Quark" name="GQuark"/>
     <symbol type="alias" cname="Gio.Action" name="GAction"/>
     <symbol type="alias" cname="Gio.AsyncResult" name="GAsyncResult"/>
     <symbol type="alias" cname="Gio.AsyncReadyCallback" name="GAsyncReadyCallback"/>