diff --git a/ChangeLog b/ChangeLog
index 727e3afcc..141a3ce14 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2002-09-01  Gonzalo Paniagua Javier <gonzalo@gnome-db.org>
+
+	* glib/ListBase.cs: fixed compilation (the base class must be at least
+	as accesible as the derived ones).
+
 2002-08-31  Rodrigo Moya <rodrigo@ximian.com>
 
 	* api/gda-api.xml: new file for the libgda API.
diff --git a/glib/ListBase.cs b/glib/ListBase.cs
index 890dbb71a..2effd4935 100644
--- a/glib/ListBase.cs
+++ b/glib/ListBase.cs
@@ -18,7 +18,7 @@ namespace GLib {
 	///	Base class for GList and GSList.
 	/// </remarks>
 
-	internal abstract class ListBase : IDisposable, ICollection, GLib.IWrapper, ICloneable {
+	public abstract class ListBase : IDisposable, ICollection, GLib.IWrapper, ICloneable {
 
 		private IntPtr list_ptr = IntPtr.Zero;
 		private int length = -1;
@@ -30,13 +30,17 @@ namespace GLib {
 		abstract internal int Length (IntPtr list);
 		abstract internal void Free (IntPtr list);
 
-		protected ListBase (IntPtr list, Type element_type)
+		private ListBase ()
+		{
+		}
+
+		internal ListBase (IntPtr list, Type element_type)
 		{
 			list_ptr = list;
 			this.element_type = element_type;
 		}
 		
-		protected ListBase (IntPtr list)
+		internal ListBase (IntPtr list)
 		{
 			list_ptr = list;
 		}