diff --git a/ChangeLog b/ChangeLog
index c7ad50f9a..b7a21ecf7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2008-06-06  Andrés G. Aragoneses <aaragoneses@novell.com>
+
+	* glib/glue/thread.c: Fix a warning.
+
 2008-06-06  Mike Kestner  <mkestner@novell.com>
 
 	Initial Patch submitted by Christian Hoff with some small
diff --git a/glib/glue/thread.c b/glib/glue/thread.c
index 2e99537f4..4fcf8c699 100644
--- a/glib/glue/thread.c
+++ b/glib/glue/thread.c
@@ -22,6 +22,8 @@
 
 #include <glib/gthread.h>
 
+gboolean glibsharp_g_thread_supported (void);
+
 gboolean
 glibsharp_g_thread_supported ()
 {