diff --git a/Source/Libs/GtkSharp/CssProvider.cs b/Source/Libs/GtkSharp/CssProvider.cs
new file mode 100644
index 000000000..764498150
--- /dev/null
+++ b/Source/Libs/GtkSharp/CssProvider.cs
@@ -0,0 +1,27 @@
+namespace Gtk
+{
+	using System;
+	using System.IO;
+	using System.Reflection;
+
+	public partial class CssProvider
+	{
+		public bool LoadFromResource(string resource) => LoadFromResource(Assembly.GetCallingAssembly(), resource);
+
+		public bool LoadFromResource(Assembly assembly, string resource)
+		{
+			if (assembly == null)
+				assembly = Assembly.GetCallingAssembly();
+
+			Stream stream = assembly.GetManifestResourceStream(resource);
+			if (stream == null)
+				throw new ArgumentException("'" + resource + "' is not a valid resource name of assembly '" + assembly + "'.", nameof(resource));
+
+			using (var reader = new StreamReader(stream))
+			{
+				string data = reader.ReadToEnd();
+				return LoadFromData(data);
+			}
+		}
+	}
+}
diff --git a/Source/Libs/GtkSharp/GtkSharp.metadata b/Source/Libs/GtkSharp/GtkSharp.metadata
index 1293f72e6..c0ff7cd3a 100644
--- a/Source/Libs/GtkSharp/GtkSharp.metadata
+++ b/Source/Libs/GtkSharp/GtkSharp.metadata
@@ -1017,6 +1017,8 @@
   <attr path="/api/namespace/object[@cname='GtkIconInfo']/method[@name='LoadSymbolicAsync']/*/*[@name='callback']" name="scope">async</attr>
   <attr path="/api/namespace/object[@cname='GtkIconInfo']/method[@name='LoadSymbolicForContextAsync']/*/*[@name='callback']" name="scope">async</attr>
 
+  <attr path="/api/namespace/object[@cname='GtkCssProvider']/method[@name='LoadFromResource']" name="hidden">1</attr>
+
   <!-- Mark reserved fields as padding -->
   <attr path="//*[contains(@cname, 'gtk_reserved')]" name="padding">true</attr>
   <attr path="//*[contains(@vm, 'gtk_reserved')]" name="padding">true</attr>