diff --git a/Source/Libs/GtkSharp/GtkSharp-api.xml b/Source/Libs/GtkSharp/GtkSharp-api.xml
index d086ef402..c8cbd04a3 100644
--- a/Source/Libs/GtkSharp/GtkSharp-api.xml
+++ b/Source/Libs/GtkSharp/GtkSharp-api.xml
@@ -13638,7 +13638,7 @@
       <property name="CellArea" cname="cell-area" type="GtkCellArea" readable="true" writeable="true" construct-only="true" />
       <property name="ActivateOnSingleClick" cname="activate-on-single-click" type="gboolean" readable="true" writeable="true" />
       <property name="SelectionBoxColor" cname="selection-box-color" type="GTypeFromName(&quot;gdkcolor&quot;)" readable="true" />
-      <property name="SelectionBoxAlpha" cname="selection-box-alpha" type="uchar" readable="true" />
+      <property name="SelectionBoxAlpha" cname="selection-box-alpha" type="guchar" readable="true" />
       <signal name="ItemActivated" cname="item-activated" when="LAST" field_name="item_activated">
         <return-type type="void" />
         <parameters>
@@ -19833,8 +19833,8 @@
     <object name="Range" cname="GtkRange" parent="GtkWidget">
       <class_struct cname="GtkRangeClass">
         <field name="ParentClass" cname="parent_class" type="GtkWidgetClass" />
-        <field name="Gchar" cname="gchar" type="G_GNUC_DEPRECATED" />
-        <field name="Gchar" cname="gchar" type="G_GNUC_DEPRECATED" />
+        <field name="SliderDetail" cname="slider_detail" type="gchar*" />
+        <field name="StepperDetail" cname="stepper_detail" type="gchar*" />
         <method signal_vm="value_changed" />
         <method signal_vm="adjust_bounds" />
         <method signal_vm="move_slider" />
@@ -21211,7 +21211,7 @@
       <property name="GtkKeynavCursorOnly" cname="gtk-keynav-cursor-only" type="gboolean" />
       <property name="GtkKeynavWrapAround" cname="gtk-keynav-wrap-around" type="gboolean" />
       <property name="GtkErrorBell" cname="gtk-error-bell" type="gboolean" />
-      <property name="ColorHash" cname="color-hash" type="GtkParamReadable|gParamDeprecated)" />
+      <property name="ColorHash" cname="color-hash" type="GHashTable*" />
       <property name="GtkFileChooserBackend" cname="gtk-file-chooser-backend" type="gchar*" />
       <property name="GtkPrintBackends" cname="gtk-print-backends" type="gchar*" />
       <property name="GtkPrintPreviewCommand" cname="gtk-print-preview-command" type="gchar*" />
diff --git a/Source/Libs/GtkSharp/GtkSharp.metadata b/Source/Libs/GtkSharp/GtkSharp.metadata
index 051f4d24e..a09a498c3 100644
--- a/Source/Libs/GtkSharp/GtkSharp.metadata
+++ b/Source/Libs/GtkSharp/GtkSharp.metadata
@@ -951,12 +951,6 @@
   <attr path="/api/namespace/object/class_struct[@cname='GtkTrayIconClass']" name="private">true</attr>
   <attr path="/api/namespace/object/class_struct[@cname='GtkTreeMenuClass']" name="private">true</attr>
 
-  <attr path="/api/namespace/object/class_struct[@cname='GtkRangeClass']/field[@name='Gchar']" name="name" max-matches="1">SliderDetail</attr>
-  <attr path="/api/namespace/object/class_struct[@cname='GtkRangeClass']/field[@name='SliderDetail']" name="type">gchar*</attr>
-  <attr path="/api/namespace/object/class_struct[@cname='GtkRangeClass']/field[@name='SliderDetail']" name="cname">slider_detail</attr>
-
-  <attr path="/api/namespace/object/class_struct[@cname='GtkRangeClass']/field[@name='Gchar']" name="name">StepperDetail</attr>
-
   <attr path="/api/namespace/struct[@cname='GtkBindingArg']" name="hidden">1</attr>
   <attr path="/api/namespace/struct[@cname='GtkBindingEntry']" name="hidden">1</attr>
   <attr path="/api/namespace/struct[@cname='GtkBindingSet']" name="hidden">1</attr>